下面是俞洪敏的“100句英语可以帮你背7000单词！！！”限于篇幅就只能录一半在这了。
采纳啊！
1 Typical of the grassland dwellers of the continent is the American antelope, or pronghorn
1美洲羚羊，或称叉角羚，是该大陆典型的草原动物。
2 Of the millions who saw Haley's comet in 1986, how many people will live long enough to see it return in the twenty-first century
2 1986年看见哈雷慧星的千百万人当中，有多少人能够长寿到足以目睹它在二十一世纪的回归呢？
3 Anthropologists have discovered that fear, happiness, sadness, and surprise are universally reflected in facial expressions
3人类学家们已经发现，恐惧，快乐，悲伤和惊奇都会行之于色，这在全人类是共通的。
4 Because of its irritating effect on humans, the use of phenol as a general antiseptic has been largely discontinued
4由于苯酚对人体带有刺激性作用，它基本上已不再被当作常用的防腐剂了。
5 In group to remain in existence, a profit-making organization must, in the long run, produce something consumers consider useful or desirable
5任何盈利组织若要生存，最终都必须生产出消费者可用或需要的产品。
6 The greater the population there is in a locality, the greater the need there is for water, transportation, and disposal of refuse
6一个地方的人口越多，其对水，交通和垃圾处理的需求就会越大。
7 It is more difficult to write simply, directly, and effectively than to employ flowery but vague expressions that only obscure one's meaning
7简明，直接，有力的写作难于花哨，含混而意义模糊的表达。
8 With modern offices becoming more mechanized, designers are attempting to personalize them with warmer, less severe interiors
8随着现代办公室的日益自动化，设计师们正试图利用较为温暖而不太严肃的内部装饰来使其具有亲切感。
9 The difference between libel and slander is that libel is printed while slander is spoken
9诽谤和流言的区别在于前者是书面的，而后者是口头的。
10 The knee is the joints where the thigh bone meets the large bone of the lower leg
10膝盖是大腿骨和小腿胫的连接处。
11 Acids are chemical compounds that, in water solution, have a sharp taste, a corrosive action on metals, and the ability to turn certain blue vegetable dyes red
11酸是一种化合物，它在溶于水时具有强烈的气味和对金属的腐蚀性，并且能够使某些蓝色植物染料变红。
12 Billie Holiday's reputation as a great jazz-blues singer rests on her ability to give emotional depth to her songs
12 Billie Holiday's作为一个爵士布鲁斯乐杰出歌手的名声建立在能够赋予歌曲感情深度的能力。
13 Essentially, a theory is an abstract, symbolic representation of what is conceived to be reality
13理论在本质上是对认识了的现实的一种抽象和符号化的表达。
14 Long before children are able to speak or understand a language, they communicate through facial expressions and by making noises
14儿童在能说或能听懂语言之前，很久就会通过面部表情和靠发出噪声来与人交流了。
15 Thanks to modern irrigation, crops now grow abundantly in areas where once nothing but cacti and sagebrush could live
15受当代灌溉(技术设施)之赐，农作物在原来只有仙人掌和荞属科植物才能生存的地方旺盛的生长。
16 The development of mechanical timepieces spurred the search for more accurate sundials with which to regulate them
16机械计时器的发展促使人们寻求更精确的日晷，以便校准机械计时器。
17 Anthropology is a science in that anthropologists use a rigorous set of methods and techniques to document observations that can be checked by others
17人类学是一门科学，因为人类学家采用一整套强有力的方法和技术来记录观测结果，而这样记录下来的观测结果是供他人核查的。
18 Fungi are important in the process of decay, which returns ingredients to the soil, enhances soil fertility, and decomposes animal debris
18真菌在腐化过程中十分重要，而腐化过程将化学物质回馈于土壤，提高其肥力，并分解动物粪便。
19 When it is struck, a tuning fork produces an almost pure tone, retaining its pitch over a long period of time
19音叉被敲击时，产生几乎纯质的音调，其音量经久不衰。
20 Although pecans are most plentiful in the southeastern part of the United States, they are found as far north as Ohio and Illinois
20虽然美洲山河桃树最集中于美国的东南部但是在北至俄亥俄州及伊利诺州也能看见它们。
21 Eliminating problems by transferring the blame to others is often called scape-goating
21用怪罪别人的办法来解决问题通常被称为寻找替罪羊。
22 The chief foods eaten in any country depend largely on what grows best in its climate and soil
22一个国家的主要食物是什么，大体取决于什么作物在其天气和土壤条件下生长得最好。
23 Over a very large number of trials, the probability of an event's occurring is equal to the probability that it will not occur
23在大量的实验中，某一事件发生的几率等于它不发生的几率。
24 Most substance contract when they freeze so that the density of a substance's solid is higher than the density of its liquid
24大多数物质遇冷收缩，所以他们的密度在固态时高于液态。
25 The mechanism by which brain cells store memories is not clearly understood
25大脑细胞储存记忆的机理并不为人明白。
26 By the middle of the twentieth century, painters and sculptors in the United States had begun to exert a great worldwide influence over art
26到了二十一世纪中叶，美国画家和雕塑家开始在世界范围内对艺术产生重大影响。
27 In the eastern part of New Jersey lies the city of Elizabeth, a major shipping and manufacturing center
27伊丽莎白市，一个重要的航运和制造业中心，坐落于新泽西州的东部。
28 Elizabeth Blackwell, the first woman medical doctor in the United States, founded the New York Infirmary, an institution that has always had a completely female medical staff
28 Elizabeth Blackwell，美国第一个女医生，创建了员工一直为女性纽约诊所。
29 Alexander Graham Bell once told his family that he would rather be remembered as a teacher of the deaf than as the inventor of the telephone
29 Alexander Graham Bell曾告诉家人，他更愿意让后人记住他是聋子的老师，而非电话的发明者。
30 Because its leaves remain green long after being picked, rosemary became associated with the idea of remembrance
30采摘下的迷迭香树叶常绿不衰，因此人们把迷迭香树与怀念联系在一起。
31 Although apparently rigid, bones exhibit a degree of elasticity that enables the skeleton to withstand considerable impact
31骨头看起来是脆硬的，但它也有一定的d性，使得骨骼能够承受相当的打击。
32 That xenon could not FORM chemical compounds was once believed by scientists
32科学家曾相信：氙气是不能形成化合物的。
33 Research into the dynamics of storms is directed toward improving the ability to predict these events and thus to minimize damage and avoid loss of life
33对风暴动力学的研究是为了提高风暴预测从而减少损失，避免人员伤亡。
34 The elimination of inflation would ensure that the amount of money used in repaying a loan would have the same value as the amount of money borrowed
34消除通货膨胀应确保还贷的钱应与所贷款的价值相同。
35 Futurism, an early twentieth-century movement in art, rejected all traditions and attempted to glorify contemporary life by emphasizing the machine and motion
35未来主义，二十世纪早期的一个艺术思潮。拒绝一切传统，试图通过强调机械和动态来美化生活。
36 One of the wildest and most inaccessible parts of the United States is the Everglades where wildlife is abundant and largely protected
36 Everglades是美国境内最为荒凉和人迹罕至的地区之一，此处有大量的野生动植物而且大多受(法律)保护。
37 Lucretia Mott's influence was so significant that she has been credited by some authorities as the originator of feminism in the United States
37 Lucretia Mott's的影响巨大，所以一些权威部门认定她为美国女权运动的创始人。
38 The activities of the international marketing researcher are frequently much broader than those of the domestic marketer
38国际市场研究者的活动范围常常较国内市场研究者广阔。
39 The continental divide refers to an imaginary line in the North American Rockies that divides the waters flowing into the Atlantic Ocean from those flowing into the Pacific
39大陆分水岭是指北美洛矶山脉上的一道想象线，该线把大西洋流域和太平洋流域区分开来。
40 Studies of the gravity field of the Earth indicate that its crust and mantle yield when unusual weight is placed on them
40对地球引力的研究表明，在不寻常的负荷之下地壳和地幔会发生位移。
41 The annual worth of Utah's manufacturing is greater than that of its mining and farming combined
41尤它州制造业的年产值大于其工业和农业的总和。
42 The wallflower is so called because its weak stems often grow on walls and along stony cliffs for support
42墙花之所以叫墙花，是因为其脆弱的枝干经常要靠墙壁或顺石崖生长，以便有所依附。
43 It is the interaction between people, rather than the events that occur in their lives, that is the main focus of social psychology
43社会心理学的主要焦点是人与人之间的交往，而不是他们各自生活中的事件。
44 No social crusade aroused Elizabeth Williams' enthusiasm more than the expansion of educational facilities for immigrants to the United States
44给美国的新移民增加教育设施比任何社会运动都更多的激发了Elizabeth Williams的热情。
45 Quails typically have short rounded wings that enable them to spring into full flight instantly when disturbed in their hiding places
45典型的鹌鹑都长有短而圆的翅膀，凭此他们可以在受惊时一跃而起，飞离它们的躲藏地。
46 According to anthropologists, the earliest ancestors of humans that stood upright resembled chimpanzees facially, with sloping foreheads and protruding brows
46根据人类学家的说法，直立行走的人的鼻祖面部轮廓与黑猩猩相似，额头后倾，眉毛突出。
47 Not until 1866 was the fully successful transatlantic cable finally laid
47直到1866年第一条横跨大西洋的电缆才完全成功的架通。
48 In his writing, John Crowe Ransom describes what he considers the spiritual barrenness of society brought about by science and technology
48 John Crowe Ransom在他的著作中描述了他认为是由科学技术给社会带来的精神贫困。
49 Children with parents whose guidance is firm, consistent, and rational are inclined to possess high levels of self-confidence
49父母的教导如果坚定，始终如一和理性，孩子就有可能充满自信。
50 The ancient Hopewell people of North America probably cultivated corn and other crops, but hunting and gathering were still of critical importance in their economy
50北美远古的Hopewell人很可能种植了玉米和其他农作物，但打猎和采集对他们的经济贸易仍是至关重要的。
50 The ancient Hopewell people of North America probably cultivated corn and other crops, but hunting and gathering were still of critical importance in their economy
50北美远古的Hopewell人很可能种植了玉米和其他农作物，但打猎和采集对他们的经济贸易仍是至关重要的。我来回答，chain
[tFein]
n
链(条),镣铐, 一连串, 一系列
vt
用链条拴住
chain
[tFeIn]
n
链子
She wore a gold chain around her neck
她的脖子上戴了一条金项链。
The severely sentenced prisoners' chains clanked as they walked
被判重刑的囚犯们行走时,铁链当啷作响。
连续的事物；一连串
a mountain chain
山系
(pl)枷锁，束缚
链（海程长度单位，合201168米）
chain
vt
（常与up连用）用链子系住；束缚:
The dog was chained (up) to the wall
这只狗被用一条链子拴在墙上。
It's necessary that the dogs be chained up for the night
必须用链条把狗拴住过夜。
chain
[tFeIn]
n
链子
She wore a gold chain around her neck
她的脖子上戴了一条金项链。
A chain is no stronger than its weakest link
一环薄弱,全局必垮。
连续的事物；一连串
a mountain chain
山系
(pl)枷锁，束缚
链（海程长度单位，合201168米）
chain
vt
（常与up连用）用链子系住；束缚:
The dog was chained (up) to the wall
这只狗被用一条链子拴在墙上。
Chain
AHD:[ch³n],Sir Ernst Boris1906-1979
DJ:[tein]
KK:[ten]
NONE
German-born British biochemist He shared a 1945 Nobel Prize for isolating and purifying penicillin, discovered in 1928 by Sir Alexander Fleming
柴恩，厄恩斯特·鲍里斯1906-1979德裔英籍生物化学家。由于分离和提纯1928年由亚历山大·弗莱明爵士发现的青霉素而分享1945年诺贝尔奖，
chain
AHD:[ch³n]
DJ:[tein]
KK:[ten]
n
A connected, flexible series of links, typically of metal, used especially for holding objects together or restraining or for transmitting mechanical power
链，链条一系列相连的，可折叠弯曲的连结物，通常指金属，尤指用来将物体联结到一起或限定物体或用来传送机械能
Such a set of links, often of precious metal and with pendants attached, worn as an ornament or symbol of office
项链这样的一串连结物，经常由贵重金属做成带有垂饰，作为装饰物或职业标记戴用
A restraining or confining agent or force
束缚力，拘束力约束或限制的机构或力量
chains
Bonds, fetters, or shackles
枷锁，镣铐
Captivity or oppression; bondage:
囚禁，压迫，束缚：
threw off the chains of slavery
摆脱奴隶制的束缚
A series of closely linked or connected things:
一系列，一连串：
a chain of coincidences
一连串的巧合
See: series
A number of establishments, such as stores, theaters, or hotels, under common ownership or management
联号拥有共同产权或统一管理的一系列企业或机构，如商店、剧院或旅馆等
A range of mountains
山脉
Chemistry
化学
A group of atoms bonded in a spatial configuration like links in a chain
原子序，原子构造限定在如链条上的连结环的空间构型里的一组原子
C14
An instrument used in surveying, consisting of 100 linked pieces of iron or steel and measuring 66 feet (201 meters)
测链测量用的一种工具，包含有100个相连的钢铁环，长66英尺（201米）
Also called: Gunter's chain
A similar instrument used in engineering, measuring 100 feet (305 meters)
工程测链工程上用的一种相似的工具，长100英尺（305米）
abbr:ch
A unit of measurement equal to the length of either of these instruments
测量单位等于这两种工具长度任一种的一个测量单位
chain
vtr
chained; chaining; chains;
To bind or make fast with a chain or chains:
用链条拴住，用链条固定：
chained the dog to a tree
把狗用链条拴在树上
To restrain or confine as if with chains:
监禁，束缚象用链条似地束缚或固定：
workers who were chained to a life of dull routine
被缚于过单调平淡生活的工人们
Middle English chaine
中古英语 chaine
fromOld French
源自古法语
fromLatin cat¶na
源自拉丁语 cat¶na
chain
[tFein]
n
链, 链条; 项圈, 表[锚]链
连锁, 一系列, 一连串
[pl ] 镣铐; 束缚; 囚禁
[pl ]联营商店; 连锁商店, 联号, 分支
测测链
化链
纺经线
(=circuit)电路
天山链
endless chain
循环(输送)链
a chain of misfortunes
一连串的灾难
The prisoners are in chains
囚犯上了镣铐。
He owned a hotel chain
他拥有多家旅馆。
chain
vt
束缚, 禁锢
测用测链测量
chain (sb) to (sth)
把(某人)拴在(什么)上
be chained to one's work
忙得难以脱身
chain
vi
做成链条
chain-breaking
n
连锁中断
chain-deformation
n
链变形
chain-derivation
n
链求导
chaindriven
adj
链传动的
chainbridge
n
铁链吊桥
chain-drop
n
链式吊架(灯具)
chain-initiating
adj
起动链的
chain-initiation
n
链引发(作用), 连锁开始
chain-mapping
n
链映象
chain-mobility
n
链迁移率
chainreact
vi
发生连锁反应
chain-retraction
n
链保核收缩
chain-saw
n
链锯
chainsmoke
vi
连续不断地吸烟
chainstitch
vt,vi
纺锁缝, 用链状针脚 缝
chain-subdivision
n
链重分, 链剖分
chain-terminating
n, adj
链终止(的)
chainwales
n
测深台
chainwall
n
巷道两侧煤柱
chainwheel
n
链轮, 轮盘
chainwork
n
链条细工, 编织品
chain-wrestling
n
体连续摔跤术
chainless
[`tFeInlIs]
adj
无链的, 无束缚的
A chain is no stronger than its weakest link
[谚]一环薄弱全局垮。
the chain is no stronger than its weakest link
[谚]一环薄弱全局垮。
brighten the chain
重叙旧日友情
daisy chain
雏菊做的花环
[转]联串在一起的事物
in chains
上着镣铐, 在囚禁中; 当奴隶
in the chains
航海站在外舷用测链测量水深(的人)
chain and ball
[美]带铁球的脚镣
束缚, 拘束
[喻]未婚妻, 爱人
chain of command
军指挥系统
accelerating chain
电子加速链
adjusting camera chain
调节摄像机通道
alternating chain
交错链
amino acid side chain
氨基酸侧链
amplifier chain
放大器链, 放大器通路
anchoring chain
限位链, 锁定链, 锚链
antiskid chain
防滑链
apron chain
(板条式)输送器链条
aquatic food chain
水生食物链
articulated link chain
铰接链
ascending chain
升链
attachment chain
爪接链, 钩头链(每节有联结钩), 联接链
backbone chain
主链
balancing chain
平衡链
band chain
带链; 平链; 条链
bank chain
连锁银行
bar chain
杆链
barrier chain
地质沙洲链
behavio(u)r chain
行为链锁
berth chain
卧铺吊链
bidirection chain
双向链锁, 前后链
bilateralaliphatic chain
对称脂族链
binding chain
捆紧链
biological chain
生物链
bleeder chain
分压电路链
block chain
块环链, 平环链; 滚链
boom chain
流材链, 绠链(挡木两端所连结的链索)
bottle holder chain
(洗瓶机上的)扶瓶链
bottom side door hanger chain
下侧门钩链
bound paraffin chains
结合烷链
boundary chain
边界链
brake beam safety chain
制动梁安全链
brake shaft chain
手制动轴链
branched chain
支链
bucket chain
(多斗挖土机的)铲斗链
buoy chain
浮标链
bush roller chain
套筒滚子(柱)链
cable chain
锚链
calibrated chain
校准链; 环链
cam chain
凸轮链系
camera chain
摄象机系统(包括摄象机, 控制部分及电源)
carbon chain
碳链
card driving chain
梳毛机传动链
carrier chain
输送链
carry chain
进位链
cast detachable chain
铸造钩头链
cat chain
吊锚链
caterpillar chain
履带链; 履带
causal chain
因果链
cellular chain
自单元链
check chain
转向架安全链, 保安[限位]链
chromatic chain
色度链, 色度通道
cleaner chain
(杆条式)分离升运链; 清选输送器链
cleated tire chain
装在轮胎上的抓地[防滑]板链
closed joint chain
闭式连接链
cold chain
(新鲜食品的)低温运输系统
colour-film chain
彩色通道
colour-slide chain
彩色幻灯片放映机电路
columellar chain
耳柱链
combination chain
混合链
command chain
命令链
compensating chain
补偿电路
compound kinematic chain
组合运动链
conic crossed slider chain
球面交叉滑块机构
conical chain
锥轴链
conjugated chain
共轭链
contiguous chain
天相接环形山链
contract chain
契约连锁店
control chain
控制链
conveyor chain
运输链, 传送链, 输送链带
count digit set chain
计数置位电路
coupling chain
连结链
covering chain
覆土链(播种机的); 链条式耢
crane chain
起重机链
crank chain
曲轴链系, 曲柄链系
crater chain
天环形山链
crossed roller chain
交叉滚子链
curb chain
锁链
cylinder lever chain
制动缸杠杆链
daisy chain
雏菊链
data chain
自数据链
decay chain
衰变链, 放射系
Decca chain
航海台卡电台链
decremental chain
天渐缩环形山链
deformation chain
形变链
degenerate chain
退化链
delayed-line network chain
延迟线网络链
descending chain
降链
detachable-hook chain
钩头链, 活铬链
detachable-link chain
钩头链, 活铬链
detritus food chain
腐质食物链
digger chain
挖掘链
digital chain system
数字链式
dimension chain
尺寸链
disintegration chain
蜕变链
disordered chain
无序链
divider chain
激励器电路, 分频器链, 多节分频器
double-pitch roller chain
双距滚子链
double slider crank chain
双滑块曲柄链系
drag chain
拉链, 牵引链, 障碍
drawbench chain
拉拔机链条
drawing chain
链式输管机(玻璃管), 牵引链
drive chain
主动链
driving chain
传动链
drop door chain
底门链
dummy coupling chain
防尘堵链
duplex roller chain
双滚子链
ecological food chain
生态食物链
effective network chain
有效网链
electrical chain
电路链
electron transfer chain
电子传递链
elevator chain
升运(器)链
emergency tyre chain
应急胎链
endless chain
循环链
energy chain
能链
equalizer connecting chain
均衡杠杆连接链(通过台)
equipment chain
链式设备
ergodic recurrent chain
遍历递归链
event chain
事件链
fission (product) chain
裂变(产物)链
fitting overall chain
安装防滑链
flat link chain
扁环节链
flat-top roller chain
板条式滚子链
flexibly jointed chain
柔性联结链
folded chain
折叠链
food chain
食物链
fork chain
支链four
bar chain
四杆链
four-link chain
四环链four
vidicon film chain
四视象管式电视机
free paraffin chains
自由烷烃链
functional chain
功能链
fundamental chain
主链
fusee chain
蜗形滑轮链, 均力圆锥滑轮链
galvanized iron chain
镀锌铁链
gamma chain
γ链; (免疫球蛋白G)重链
gangway chain
栏链
gathering chain
(玉米联合收获机的)集茎夹送链
gearing chain
传动链
gouge-type saw chain
牙轮型链锯
grate chain
炉篦栅链
grazing food chain
放牧食物链
green chain
生材输送链
ground chain
船制动链
guiding chain
前导链
hand-in-hand chain
环形交叉链
haulage chain
牵引链, 拉链
heater chain
灯[热]丝电路
heavy-duty chain
重型链, 重载链
heteropolyoxyalkylene chain
(混)杂聚氧化烯链
highly branched chain
多支链
high-test chain
高强度链条
hinged chain
铰接链
hoist chain
起重链, 吊链
home radar chain
地面雷达网
homoatomic chain
同素键; 纯键(同种元素原子间的键)
homotopy chain
同伦链
hook joint chain
钩接链
hydrocarbon chain
烃链
hydrophilic chain
亲水链
hydrophobic chain
疏水链
infinite chain
无限链
insulator chain
绝缘子串
intermediate safety chain
中间保险链
inverse chain
反链
inverted tooth chain
逆齿链
island chain
列岛
jack chain
起重机链; (木材)拖索
kinematic chain
运动链系
kinetic chain
动力学链
knockdown chain
可拆[卸]链
laminated chain
叠片链, 无声链; 齿键
laser chain
串级激光器
lashing chain
采矿无极绳挂链
lateral chain
侧链
leather watch chain
皮表带
light chain
轻链(免疫球蛋白)
linear chain
直链
linearly ordered chain
线性有序链
link chain
扁节链
linkage check chain
悬挂装置限位链[保险链]
listening chain
监听通路
load chain
载重链
lock(ed) chain
固定链系
long-link chain
长环节链
loop chain
环链, 无端链
malleable detachable chain
展性活动链
malleable pintle chain
展性锁链
manhole cover chain
人孔盖链
marine food chain
海洋食物链
market chains
连锁市场
maximal chain
极大链
measuring chain
测链
metabolic chain
代谢链
minimal chain
最小链
mountain chain
地理山链
multiple strand chain
多级[股]链
nautical chain
航海测链
nerve chain
神经链
network chain
网链
nitrogen chain
氮链
non-recurrent chain
非回归链
non-skid tyre chain
防滑胎链
normal chain
正规链
normal carbon chain
正碳链; 直碳链
open carrier chain
杆条式链
open link chain
开链
open-hook link chain
钩头链
overflow chain
溢出链
oxyalkyl chain
烷氧基链
panning chain
(面包烤炉的)吊挂烤模输送链
parasite chain
生寄生链
pattern chain
纺纹板链, 提花链条
pendant chain
吊链
periodic chain
周期链
photosynthetic chain
光合链
pick-up chain
喂送链; 捡拾链
pick up chain
喂送链; 捡拾链
pintle chain
扁节链; 铰接链 �
pitch chain
校准链, 节链, 短环链
plate link chain
板链
plate-top roller chain
板条式滚子链
platform chain
通过台安全链
pole chain
量地测链
polymer chain
聚合物链
polypeptide chain
多肽链
pore chain
孔链
potentiometer chain
分压链
power transmission chain
动力链
predator food chain
捕食(食物)链
pressed-steel hook chain
模压钢钩头链, 冲压钩头链
principal chain
主链
print chain
打印链
production chain
生产线, 流水(作业)线
program chain
程序链接
propelling chain
运转链; 主动链
proton-proton chain
核质子-质子循环
pull(ing) chain
拉链
pulley chain
轮带链系
quadric crank chain
四杆曲柄链系
quadrilateral chain
大地四边形链
radioactive chain
放射性衰变链
radioactive uranium chain
铀族放射系
ratchet chain
棘轮链系
rear drive chain
后传动链
recording chain
录音[象]通路
recurrent chain
递归链
reducible chain
可约链
regular chain
正则链
regular pitch roller chain
标准节距套筒滚子链
reporting chain
通报系统
reproducing chain
重放通路
resistor chain
电阻排
respiratory chain
呼吸链
rhomboid chain
(偏)菱形链
right-hand track chain
右履带
rigid chain
刚性链
ring counter chain
环形计数器链
rocker joint chain
摇轴链
rod-link chain
(升运器)杆式链
roller chain
滚子链
rudder (pendant) chain
转舵链; 短链
safety pin chain
安全销吊链
saprophyte chain
生态腐生链
scalar chain
阶链
seamount chain
地质海山链
selecting chain
(纵横制交换机中的)互斥电路
sheet-roller chain
金属板链环滚子链
short link chain
短环节链
short-stopped chain
速止链式反应; 断链
side chain
侧链; (聚合物中)支链
signal chain
信号链, 信号通路
silent chain
无声链
single-camera chain
单机摄影电路
single-row chain
单列链
singular chain
奇异链
skid chain
防滑链
skip chain
跳转链
skip-linked chain
跳跃连接链
sleeved roller transmission chain
套筒滚子传动链
slider crank chain
滑块曲柄链系(机构)
sling lifting chains
吊链
slow-scan camera chain
慢扫描摄影电路
sorting chains
分级链床
speech chain
言语链
spoken chain
言语链
spherical chain
球面运动链
sprocket chain
链轮环链; 扣齿链
sprocket silentchain
(扁环节)无声链
squarechain
面积尺(等于4047 平方米); 平方链(面积单位为01英亩)
square-link chain
方形节链, 钩头链
stanchion chain
立柱链
standard pitch roller chain
标准节距套筒滚子链
star chain
星形无线电信标链(由四个信标组成Y形, 主台在中心)
starting chain
起动链
statistical chain
统计链
stoker drive chain
锅炉添煤器
store chains
连锁商店
straight side long pitch steel chain
直边长节式钢链
striking weight chain
打点锤链
stud chain
柱环节链, 有挡平环链
studio camera chain
演播室摄象机通路
supporting chain
吊链
surveyor's steel chain
测量钢链
sway chain
限位链, 锁定链
swivel chain
斗链, 转动链
sympathetic chain
交感(神经)干
tail-gate chain
可折后栏板链(车厢)
television chain
电视联播网
tender intermediate safety chain
煤水车中间保险链
tension chain
拉链, 锚链
terminating Markov chain
可终止的马尔可夫链
throat chain
喉口集茎夹送链
tie chain
系紧链条
time-base counter chain
时基计数电路
timing chain
定时链
toggle chain
套环链; 肘节链
toothed chain
有齿链
top connecting chain
上连结链
topper chain
甜菜切顶输送链
total food chain
食物链总数
tow chain
拖链
transfer chain
传递链; 运输链
transmission chain
传动链
transport chain
运输连锁线
trash chain
杂草清除(输送)链, 排杂草链
trenching chain
挖沟切土链, 挖沟链
triple strand roller chain
三列套筒滚子链
trophic chain
营养链
truck safety chain
转向架安全链
trunk chain
主链
twin-roller chain
双列套筒滚子链
twist link type chain
扭节式胎链
type chain
打印机链带
tyre-lock chain
胎锁链(轮胎防滑)
unbalanced cutter chain
采矿不平衡截煤机链
unconstrained chain
不限定链系
uncoupling chain
联结器分离链, 钩销链, 车钩提杆链
upper chain
上链; (干燥室的)上棒链
valve chain
阀盖链
ventral nerve chain
腹神经链
vine chain
藤蔓清除(输送)链, 茎叶排送链
voluntary chain
自愿联合合同(批发商与零售商之间签订的协定)
water pump driving chain
水泵传动链
webbed chain
杆式升运链
wheel chain
齿轮链(系); *** 舵链
winch chain and sprocket
绞车链及链轮
zigzag chain
曲折链
chain of bucket
斗链; 链斗传送器
chain of command (=span of control)
管理面, 控制面, 所属管理人员人数
chain of locks
梯级船闸
chain of pot
斗链
chain of relays
继电器群
chain of transformers
营养链, 食物链
chain of triangles
三角链
见series
chain
bindfastenrestrainshackle 27983希望对你有帮助！
背单词那是必须的，可是总是记了忘，忘了记反反复复中。看这从100套真题中提炼而出的50个经典句子，下面我为你整理使用句子记忆单词，希望能帮到你。
50句英语单词记忆的句子1-15
1Typical of the grassland dwellers of the continent is the American antelope, orpronghorn
1美洲羚羊，或称叉角羚，是该大陆典型的草原动物。
2Of the millions who saw Haley’s comet in 1986, how many people will live longenough to see it return in the twenty-first century
21986年看见哈雷慧星的千百万人当中，有多少人能够长寿到足以目睹它在二十一世纪的回归呢
3Anthropologists have discovered that fear, happiness, sadness, and surprise areuniversally reflected in facial expressions
3人类学家们已经发现，恐惧，快乐，悲伤和惊奇都会行之于色，这在全人类是共通的。
4Because of its irritating effect on humans, the use of phenol as a generalantiseptic has been largely discontinued
4由于苯酚对人体带有刺激性作用，它基本上已不再被当作常用的防腐剂了。
5In group to remain in existence, a profit-making organization must, in the longrun, produce something consumers consider useful or desirable
5任何盈利组织若要生存，最终都必须生产出消费者可用或需要的产品。
6The greater the population there is in a locality, the greater the need thereis for water, transportation, and disposal of refuse
6一个地方的人口越多，其对水，交通和垃圾处理的需求就会越大。
7It is more difficult to write simply, directly, and effectively than to employflowery but vague expressions that only obscure one’s meaning
7简明，直接，有力的写作难于花哨，含混而意义模糊的表达。
8With modern offices becoming more mechanized, designers are attempting topersonalize them with warmer, less severe interiors
8随着现代办公室的日益自动化，设计师们正试图利用较为温暖而不太严肃的内部装饰来使其具有亲切感。
9The difference between libel and slander is that libel is printed while slanderis spoken
9诽谤和流言的区别在于前者是书面的，而后者是口头的。
10The knee is the joints where the thigh bone meets the large bone of the lowerleg
10膝盖是大腿骨和小腿胫的连接处。
11Acids are chemical compounds that, in water solution, have a sharp taste, a corrosiveaction on metals, and the ability to turn certain blue vegetable dyes red
11酸是一种化合物，它在溶于水时具有强烈的气味和对金属的腐蚀性，并且能够使某些蓝色植物染料变红。
12Billie Holiday’s reputation as a great jazz-blues singer rests on her abilityto give emotional depth to her songs
12Billie Holiday’s作为一个爵士布鲁斯乐杰出歌手的名声建立在能够赋予歌曲感情深度的能力。
13Essentially, a theory is an abstract, symbolic representation of what isconceived to be reality
14Long before children are able to speak or understand a language, theycommunicate through facial expressions and by making noises
14儿童在能说或能听懂语言之前，很久就会通过面部表情和靠发出噪声来与人交流了。
15Thanks to modern irrigation, crops now grow abundantly in areas where oncenothing but cacti and sagebrush could live
15受当代灌溉(技术设施)之赐，农作物在原来只有仙人掌和荞属科植物才能生存的地方旺盛的生长。
50句英语单词记忆的句子16-30
16The development of mechanical timepieces spurred the search for more accuratesundials with which to regulate them
16机械计时器的发展促使人们寻求更精确的日晷，以便校准机械计时器。
17Anthropology is a science in that anthropologists use a rigorous set of methodsand techniques to document observations that can be checked by others
17人类学是一门科学，因为人类学家采用一整套强有力的方法和技术来记录观测结果，而这样记录下来的观测结果是供他人核查的。
18Fungi are important in the process of decay, which returns ingredients to thesoil, enhances soil fertility, and decomposes animal debris
18真菌在腐化过程中十分重要，而腐化过程将化学物质回馈于土壤，提高其肥力，并分解动物粪便。
19When it is struck, a tuning fork produces an almost pure tone, retaining itspitch over a long period of time
19音叉被敲击时，产生几乎纯质的音调，其音量经久不衰。
20Although pecans are most plentiful in the southeastern part of the UnitedStates, they are found as far north as Ohio and Illinois
20虽然美洲山河桃树最集中于美国的东南部但是在北至俄亥俄州及伊利诺州也能看见它们。
21Eliminating problems by transferring the blame to others is often calledscape-goating
21用怪罪别人的办法来解决问题通常被称为寻找替罪羊。
22The chief foods eaten in any country depend largely on what grows best in itsclimate and soil
22一个的主要食物是什么，大体取决于什么作物在其天气和土壤条件下生长得最好。
23Over a very large number of trials, the probability of an event’s occurring isequal to the probability that it will not occur
23在大量的实验中，某一事件发生的几率等于它不发生的几率。
24Most substance contract when they freeze so that the density of a substance’ssolid is higher than the density of its liquid
24大多数物质遇冷收缩，所以他们的密度在固态时高于液态。
25The mechanism by which brain cells store memories is not clearly understood
25大脑细胞储存记忆的机理并不为人明白。
26By the middle of the twentieth century, painters and sculptors in the UnitedStates had begun to exert a great worldwide influence over art
26到了二十一世纪中叶，美国画家和雕塑家开始在世界范围内对艺术产生重大影响。
27In the eastern part of New Jersey lies the city of Elizabeth, a major shippingand manufacturing center
27伊丽莎白市，一个重要的航运和制造业中心，坐落于新泽西州的东部。
28Elizabeth Blackwell, the first woman medical doctor in the United States,founded the New York Infirmary, an institution that has always had a completelyfemale medical staff
28Elizabeth Blackwell，美国第一个女医生，创建了员工一直为女性纽约诊所。
29Alexander Graham Bell once told his family that he would rather be rememberedas a teacher of the deaf than as the inventor of the telephone
29Alexander Graham Bell曾告诉家人，他更愿意让后人记住他是聋子的老师，而非电话的发明者。
30Because its leaves remain green long after being picked, rosemary becameassociated with the idea of remembrance
30采摘下的迷迭香树叶常绿不衰，因此人们把迷迭香树与怀念联系在一起。
50句英语单词记忆的句子31-50
31Although apparently rigid, bones exhibit a degree of elasticity that enablesthe skeleton to withstand considerable impact
31骨头看起来是脆硬的，但它也有一定的d性，使得骨骼能够承受相当的打击。
32That xenon could not FORM chemical compounds was once believed by scientists
32科学家曾相信：氙气是不能形成化合物的。
33Research into the dynamics of storms is directed toward improving the abilityto predict these events and thus to minimize damage and avoid loss of life
33对风暴动力学的研究是为了提高风暴预测从而减少损失，避免人员伤亡。
34The elimination of inflation would ensure that the amount of money used inrepaying a loan would have the same value as the amount of money borrowed
34消除通货膨胀应确保还贷的钱应与所贷款的价值相同。
35Futurism, an early twentieth-century movement in art, rejected all traditionsand attempted to glorify contemporary life by emphasizing the machine andmotion
35未来主义，二十世纪早期的一个艺术思潮。拒绝一切传统，试图通过强调机械和动态来美化生活。
36One of the wildest and most inaccessible parts of the United States is theEverglades where wildlife is abundant and largely protected
36Everglades是美国境内最为荒凉和人迹罕至的地区之一，此处有大量的野生动植物而且大多受(法律)保护。
37Lucretia Mott’s influence was so significant that she has been credited by someauthorities as the originator of feminism in the United States
37Lucretia Mott’s的影响巨大，所以一些权威部门认定她为美国女权运动的创始人。
38The activities of the international marketing researcher are frequently muchbroader than those of the domestic marketer
38国际市场研究者的活动范围常常较国内市场研究者广阔。
39The continental divide refers to an imaginary line in the North American Rockies that divides the waters flowing into the Atlantic Ocean from thoseflowing into the Pacific
39大陆分水岭是指北美洛矶山脉上的一道想象线，该线把大西洋流域和太平洋流域区分开来。
40Studies of the gravity field of the Earth indicate that its crust and mantleyield when unusual weight is placed on them
40对地球引力的研究表明，在不寻常的负荷之下地壳和地幔会发生位移。
41The annual worth of Utah’s manufacturing is greater than that of its mining andfarming combined
41尤它州制造业的年产值大于其工业和农业的总和。
42The wallflower is so called because its weak stems often grow on walls andalong stony cliffs for support
42墙花之所以叫墙花，是因为其脆弱的枝干经常要靠墙壁或顺石崖生长，以便有所依附。
43It is the interaction between people, rather than the events that occur intheir lives, that is the main focus of social psychology
43社会心理学的主要焦点是人与人之间的交往，而不是他们各自生活中的事件。
44No social crusade aroused Elizabeth Williams’ enthusiasm more than theexpansion of educational facilities for immigrants to the United States
44给美国的新移民增加教育设施比任何社会运动都更多的激发了ElizabethWilliams的热情。
45Quails typically have short rounded wings that enable them to spring into fullflight instantly when disturbed in their hiding places
45典型的鹌鹑都长有短而圆的翅膀，凭此他们可以在受惊时一跃而起，飞离它们的躲藏地。
46According to anthropologists, the earliest ancestors of humans that stoodupright resembled chimpanzees facially, with sloping foreheads and protrudingbrows
46根据人类学家的说法，直立行走的人的鼻祖面部轮廓与黑猩猩相似，额头后倾，眉毛突出。
47Not until 1866 was the fully successful transatlantic cable finally laid
47直到1866年第一条横跨大西洋的电缆才完全成功的架通。
48In his writing, John Crowe Ransom describes what he considers the spiritualbarrenness of society brought about by science and technology
48John Crowe Ransom在他的著作中描述了他认为是由科学技术给社会带来的精神贫困。
49Children with parents whose guidance is firm, consistent, and rational areinclined to possess high levels of self-confidence
49父母的教导如果坚定，始终如一和理性，孩子就有可能充满自信。
50The ancient Hopewell people of North America probably cultivated corn and othercrops, but hunting and gathering were still of critical importance in theireconomy
50北美远古的Hopewell人很可能种植了玉米和其他农作物，但打猎和采集对他们的经济贸易仍是至关重要的。
dad = daddy n （口语）爸爸，爹爹 daily a 每日的；日常的 ad 每天 n 日报 dam n 水坝，堰堤 damage n& vt 毁坏，损害 damp a & n 潮湿（的） dance n& vi 跳舞 danger n 危险 dangerous a 危险的 dare v& aux （后接不带to的不定式；主要用于疑问,否定或条件句）敢于 dark n 黑暗；暗处；日暮 a 黑暗的； 暗淡的；深色的 darkness n 黑暗，阴暗 dash v & n 快跑，冲刺，短跑 data n 资料，数据 database n 资料库，数据库 date1 n 日期；约会date2 n枣daughter n 女儿 dawn n 黎明，拂晓 day n （一）天，（一）日；白天 daylight n 日光，白昼； 黎明 dead a 死的；无生命的 deadline n最后期限，截止日期deaf a 聋的 deal n 量，数额；交易 dear1 int （表示惊愕等）哎呀！唷！ dear2 a 亲爱的；贵的 death n 死debate n & v讨论，辩论debt n 债务； 欠款 December n 12月 decide v 决定；下决心 decision n 决定；决心 declare vt 声明；断言decorate vt装饰…，修饰…decoration n装饰，修饰deed n 行为；事迹 deep a 深 ad 深；深厚 deeply ad 深深地 deer n 鹿 defeat vt 击败；战胜 defence (美defense) n & v防御,防务 defend vt 防守；保卫 degree n 程度；度数；学位 delay delete v& n v 拖延，延误，延迟，延期；耽搁 删去 delicious a 美味的，可口的 delight n 快乐； 乐事 delighted a 高兴的，快乐的 deliver vt 投递（信件，邮包等） demand vt 要求 dentist n 牙科医生 department(缩Dept) n 部门；（机关的）司，处；（大学的）系 department store n 百货商场 departure n 离开，启程 depend vi 依靠,依赖，指望；取决于 depth n 深，深度 describe vt 描写，叙述 description n 描述，描写 desert1 n 沙漠 desert2 vt 舍弃； 遗弃 design n& vt n 设计，策划 图案，图样，样式 desire vt & n 要求；期望 desk n 书桌，写字台 dessert n 甜点 destroy vt 破坏，毁坏 detective n 侦探 determination n 决心 determine vt 决定；决心 develop v （使）发展；（使）发达；（使）发育；开发 vt 冲洗（照片） development n 发展，发达，发育，开发 devote vt 把…奉献； 把…专用（于） devotion n 奉献，奉献精神 diagram n 图表，图样 dial vt 拨（电话号码） dialogue (美 dialog) n 对话 diamond n 钻石，金刚石；纸牌中的方块 diary n 日记；日记簿 dictation n 听写 dictionary n 词典，字典 die v 死 diet n 饮食 differ v 相异，有区别 difference n 不同 different a 不同的，有差异的 difficult a 难的；艰难的；不易相处的 difficulty n 困难，费力 dig (dug, dug) v 挖（洞、沟等）；掘 digest v消化； 领会 digital a数字的，数码的 dine v 吃饭；（尤指正式地）进餐 dining room 食堂，饭厅 dinner n 正餐，宴会 dip vt 浸，蘸；把……放入又取出 diploma n 毕业文凭；学位证书 direct a vt 直接的；直达的；直截了 当的 指挥；指导；监督；管理；指挥（演奏）；导演（**） direction n 方向；方位 director n 所长，处长，主任；董事；导演 directory n 姓名地址录 dirt n 污物；脏物 dirty a 脏的 disability n 残疾；无能 disabled a 残废的，残疾的 disadvantage n 不利条件；弱点 disagree vi 意见不一致，持不同意见 disagreement n 意见不一致；相违；争论 disappear vi 消失 disappoint vt 使失望 disappointment n 失望；沮丧 disaster n 灾难；祸患 discount n 折扣 discourage vt （使）气馁；打消（做…的念头） discover vt 发现 discovery n 发现 discrimination n 歧视 discuss vt 讨论，议论 discussion n 讨论，辩论 disease n 病，疾病dish n 盘，碟；盘装菜；盘形物 disk =disc n 磁盘 dislike vt 不喜爱；厌恶 dismiss vt 让…离开；遣散；解散；解雇 disobey vt 不服从 distance n 距离 distant a 远的，遥远的 district n 区；地区；区域 disturb vt 扰乱；打扰 dive vi 跳水 divide vt 分，划分 division n （算术用语）除 dizzy a 头眩目晕的 do (did, done) don't=do not v & aux 做，干（用以构成疑问句及否定句。第三人称单数现在时用does） 不做，不干doctor n 医生，大夫；博士 document n 文件；文献 does doesn't = does not v 动词do的第三人称单数现在式 dog n 狗 doll n 玩偶，玩具娃娃dollar n 元（美国、加拿大、澳大利亚等国货币单位） door n 门 dormitory n 学生宿舍（缩写式dorm） dot n 点，小点，圆点 double a 两倍的；双的 n 两个；双 double-decker n 双层公共汽车 doubt n& v 怀疑，疑惑 down prep 沿着，沿…而下 ad 向下 download n& v 下载（计算机用语） downstairs ad 在楼下；到楼下 downtown ad 往或在城市的商业区（或中心区、闹市区） n 城市的商业区，中心区，闹市区 城市的商业区的，中心区的，闹市区的 downward ad 向下 dozen n 十二个；几十，许多 Dr(缩) = Doctor n 医生，大夫；博士 drag v 拖；拽 draw (drew, drawn) v 绘画；绘制；拉，拖；提取（金钱） drawer n 抽屉 drawing n 图画，素描（画）；绘画 dream (dreamt, dreamt 或-ed, -ed) n& vt 梦，梦想 dress n 女服，连衣裙；(统指)服装；童装 v 穿衣；穿着 drier =dryer n 烘干机；吹风机 drill n 钻头；（反复的）训练 vt 钻(孔)， 在……上钻孔；重复训练 drink n 饮料；喝酒 drink(drank, drunk) v 喝，饮 drive(drove, driven) v 驾驶，开（车）；驱赶 driver n 司机，驾驶员 driver's license(美) driving-licence(英) n 驾驶执照 drop n 滴 v 掉下,落下；投递；放弃 drown vi 溺死；淹没 drug n 药，药物；毒品 drum n 鼓 drunk a 醉的 dry v 使…干；弄干；擦干 a 干的；干燥的 dryer n 干燥机，烘干机；吹风机 duck n 鸭子 duckling n 小鸭子（鸭仔） due a 预期的；约定的 dull a 阴暗的；单调无味 dumpling n 饺子 during prep 在…期间；在…过程中 dusk n 黄昏 dust n 灰尘，尘土 dustbin n 垃圾箱 dusty a 尘土般的，尘土多的 duty n 责任，义务 DVD 数码影碟(digital versatile disk)求采纳！！！
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