我问他为什么。他回答时看起来有点困窘。

I asked him why. He looked a little sheepish when he answered.

《柯林斯英汉双解大词典》

当我最终提出“为什么？”这个问题时，他只是耸耸肩。

When I finally posed the question, "Why?" he merely shrugged.

《柯林斯英汉双解大词典》

那就是为什么大部分人和组织遇到国内收入署的质疑和责问时转而听命并且放弃的原因。

That's why most people and organizations just roll over and give up when they're challenged or attacked by the I.R.S.

《柯林斯英汉双解大词典》

So when I expand this gas adiabatically and it cools down, why do you think it might cool down?

现在我们知道了气体绝热膨胀时,温度会下载，为什么会降温？

麻省理工公开课 - 热力学与动力学课程节选

In terms of why universities need Muslim chaplains, when I was at NYU as an undergrad, we had no central authority to figure.

就大学为什么需要穆斯林教士而言，当我还是纽约大学的学生时，我们没有一个核心领导。

普林斯顿公开课 - 人性课程节选

Why not then say,similarly,even though my body's still alive, nothing wrong about removing the heart if the person is dead.

这样为什么不能说，即使肉体依然生存，但是个人已经死亡时摘除心脏是可以的。

耶鲁公开课 - 死亡课程节选