你为什么不小睡一会儿呢？

Why don't you have a quick kip?

《牛津词典》

问一下你为什么要离开不知是否唐突？

Would it be impertinent to ask why you're leaving?

《牛津词典》

我们为什么不一起去呢？

Why don't we go together?

《牛津词典》

So binary search, the phonebook example, binary search on the pieces of paper on the white board, why is that?

是二分查找，例如电话簿的例子,对其中的某一页进行二分查找，为什么呢？

哈佛公开课 - 计算机科学课程节选

So if you're not in this 77%, let's quickly go over why, in fact, this is the correct answer, . 9 times 10 to the negative 18 joules.

如果你们不在这77%中，让我们快速的来看一看为什么，这个是正确答案，0，9乘以10的负18次方焦耳。

麻省理工公开课 - 化学原理课程节选

And in that emphasis on the dark side of schooling, should give pause to adults who were looking for an understanding of why something like Columbine comes about.

这一对学校黑暗面的控诉，应该给成年人们敲了一记警钟,尤其是那些在探讨,为什么会有科罗拉多可伦拜枪杀案这样的事件。

麻省理工公开课 - 媒体、教育、市场课程节选