both的意思什么？

1、both意思是两者、双方， both...and...意思是既...又...、...和...。

2、例句：Both Helen’s parents are doctors.海伦的父母都是医生。

3、She can both speak and write Japanese.她会用日语说和写。

4、Both of her parents went to college.她父母都上过大学。