“你为什么这么做？”美国商人问。

"Why did you do that?" asked the American businessman.

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罗拉：你为什么这么做呢？

Laura: Why do you do this?

youdao

安妮：你为什么这么做？

Annie: Why did you do it?

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This is a conscious decision on her part, and you want to think about that decision.

她是有意识这样做的，你得想想她为什么会这么决定。

耶鲁公开课 - 1945年后的美国小说课程节选

Why? Because typically, you're doing that to use it somewhere else in the program.

为什么要这么做呢？因为你经常会在程序中,用到这一点。

麻省理工公开课 - 计算机科学及编程导论课程节选

You might ask, well why do they do splits?

你可能会问,他们为什么要这么做呢

耶鲁公开课 - 金融市场课程节选