We know where it comes from and what it does.

我们知道，它从哪里来它干什么。

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This is called a planimeter. And what it does is it measures areas.

它叫测面器，它能够测量面积。

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This article will start off by defining what a file system is and what it does.

这一个文章将会借由定义什么一个文件系统是和它做的出发。

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And what does that mean? It means I am trained in geology, but with interests in the other planets and Mars in particular."

VOA: special.2010.07.28

And what it does is--one way to reproduce is to occupy other animals and manipulate their bodies so as to expel it.

它繁衍的方式是,占据其他动物并操纵他们的身体,以驱逐他们。

耶鲁公开课 - 心理学导论课程节选

And what it does is pull into the tonic.

它的作用是引出主音

耶鲁公开课 - 聆听音乐课程节选

Instead, what makes a smartphone unique is much more, including how it works and what it does.

FORBES: Apple v. Samsung: The Rights To Rectangles

In fact, that's even more reason to clarify what an art form does well, and what it does poorly.

NPR: Author Comes to Hip-Hop Music's Defense

The gap between what it can charge, under WTO rules, and what it does charge is also unusually small.

ECONOMIST: China��s economy and the WTO