桌子上有一本书和两把尺子。

There is a book and two rulers on the desk.

youdao

我有两把尺子，一块橡皮和三支铅笔。

I have two rulers, a rubber and three pencils.

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他书包里有两把小刀。

There are two knives in his bag.

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One of them, his name is Gil, he is very... he knows his math, well, that's not the right way to put it.

其中一位教授名叫吉尔，他十分……他对数学有两把刷子，嗯，这个描述不是很恰当。

有印象的教授 - SpeakingMax英语口语达人