both/bəʊθ $ boʊθ/

a. referring to two people or things together

pron. two people or things together

a. 两；双：[both + (the/my +) 名词复数] Both my parents are teachers. 我的父母亲都是老师。

◇Both (the) students answered correctly. 两个学生都答对了。

pron. 两者；双方：[both of + the/my +名词复数] Both of the students are right. 这两个学生都对。

◇They are both actors. 他们两个都是演员。

◇I want them both. 这两个我都想要。

both ... and ...：…和…都；不仅…而且…；既…又…：Both Mary and Jane have long hair. 玛丽和简都有一头长发。

◇He is both tall and strong. 他既高大又强壮。

常犯错误

✗ the both boys

✓ both of the boys

✓ both (the) boys 这两个男孩都…

用法both作形容词和代词时常可以互相替换使用。如：

Both of the boys are tall. (pron.)

= Both of them are tall. (pron.)

= The boys are both tall. (pron.) = Both (the) boys are tall. (a.)

这两个男孩都很高。

辨析all; both

辨析both; either; neither