both什么意思

1、both意思是两者、双方，both.and.意思是既.又.、.和.

2、例句：

（1）Both Helen’s parents are doctors.海伦的父母都是医生。

（2）She can both speak and write Japanese.她会用日语说和写。

（3）Both of her parents went to college.她父母都上过大学。