关于一窍不通的英语

Yuki1230

1、She's in the dark about how this machine works.她根本不知道该怎么操作这个机器。

2、He is a stranger to our language.他完全不懂我们的语言。

3、It is all Greek to me.我对此一窍不通。

4、Mathematics is a closed book to me, I'll never understand it.我对数学一窍不通，从来都搞不懂。