parents's和parents'的区别

parent's意思是：父亲（母亲）的（只能指其一）。parents'意思是：父母亲的（指两者）当名词所有格前面有s时，直接在s后加一撇就好了不用再加s。

例句

He lives on a single parent's allowance of £ 70 a week

他靠每周70英镑的单亲家庭生活补助过日子。

Parent's love was her crutch in times of sorrow.

父母的爱是她悲伤时的精神支柱。

The little boy padded down the hall to his parent's bedroom.

那小男孩轻轻地走过走廊到他父母的卧室。

She has an aged parent who's capable of being very difficult.