became是什么意思 begin是什么意思

became是什么意思 begin是什么意思

1、释义:became v.变得(become的过去式) 。
2、became,读音:美/b??ke?m/;英/b??ke?m/ 。

【became是什么意思 begin是什么意思】3、例句:He became edgy and defensive.他变得烦躁不安且存有戒心 。