大西洋两岸的企业都在问，当一套测试可以解决问题时，为什么需要两套呢？

Ask businesses on both sides of the Atlantic, why have two lots of tests where one would do?

youdao

除非你要捣什么鬼，不然为什么需要一个房间呢？

Why did you need a room unless you were up to something?

《柯林斯英汉双解大词典》

你为什么需要我的身份证？

Why do you need my ID?

youdao

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

And so one of the things that needs to be explored here is why this poem is the last poem that Milton is not prepared to write.

这里需要研究的一点是,为什么这首是弥尔顿并未准备好就开始写的最后一首诗。

耶鲁公开课 - 弥尔顿课程节选

We have to think about how is it,how could it be true, that death is bad for the person that dies?

我们需要想清楚为什么死亡，会对死者本身造成坏处？

耶鲁公开课 - 死亡课程节选