怎么了？出了什么事儿吗？

What's the matter? Is there something wrong?

《牛津词典》

塞巴斯蒂安什么也没有看见，焦急地问：“怎么了？”

Sebastian, not having seen anything, asked anxiously, "What is the matter?"

youdao

她怎么了？你为什么喜欢她？

What happened to her? Why did you like her?

youdao

What happens to the thermodynamics parameters, and see the results in terms of the parameters including entropy.

以及用这些热力学参量,表示的物理量是怎么变化的，看结果是什么,这其中就包括了熵。

麻省理工公开课 - 热力学与动力学课程节选

Now what is the thing we learned in high school about how to design these experiments?

那么我们在高中关于,怎么设计实验学了些什么呢？

麻省理工公开课 - 计算机科学及编程导论课程节选

We know that we've already learned from Heidegger and the hermeneutic tradition that we know them as something, but it remained to show how we know them.

海德格尔已经告诉我们,从解释学的角度出发我们认知了什么，但是我们是怎么认知的呢？

耶鲁公开课 - 文学理论导论课程节选