both of 后跟复数。
both of读音为[boʊθ əv],意思是两者都, 两个,两个都,both后可直接跟名词,如果名词前有限定词修饰的话,就必须用both of。Both of加代词或名词复数。Both可以单独使用,直接跟名词,或者动词。
例句
1、Come along in, both of you, at once.
快进来,你们两个,快。
2、Both of the women were French.
两名妇女都是法国人。
3、Both of them have aged now.
现在,他们两人都上了年纪。