"Dr. Campbell," he said, clearly surprised. "What are you doing here?"

“坎贝尔医生，”他一脸惊讶地说道，“你怎么会在这儿？”

《柯林斯英汉双解大词典》

I don't believe it! What are you doing here?

我简直无法相信！你在这里干什么？

《牛津词典》

Why are you here? What are you doing here?

你为什么在这？你在这干嘛呢？

youdao

- Mom?- Bella? - Mom?- There you are. RENEE. ; What are you doing in here?

VOA: standard.other

And because, of course, we have this carbon here what you end up doing is adding a carbon to your molecule.

因为，当然，我们这里有一个碳,接下来需要做的就是在你的分子中再加上一个碳。

麻省理工公开课 - 化学原理课程节选

So while you're filling that out, let me tell you a little bit about what we're going to be doing here.

你们一边写一边听我说,我来简单地介绍一下这门课

耶鲁公开课 - 博弈论课程节选

When I would be there late at night, she might come in and say, 'What are you doing here?

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What are you doing here right now?

NPR: Starting from Scratch in Waveland, Miss.

And that's what you guys are doing here in Albany.

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