我为什么要为别人的错误而受罚呢？

Why should I pay the penalty for somebody else's mistake?

《柯林斯英汉双解大词典》

我为什么不能过一种简朴的生活？

Why can't I have an uncomplicated life?

《牛津词典》

我为什么要怀疑她的说法呢？

Why should I disbelieve her story?

《牛津词典》

And I don't know why, but since time immemorial that is the way computer scientists have drawn trees.

叶子是在最下面的，我不知道为什么,但从记事以来他们就是这么画树的,这也许就是为什么我们。

麻省理工公开课 - 计算机科学及编程导论课程节选

I started thinking, you know what, the reason why in the United States we have such a problem,

你知道我开始想什么了吗，我在想为什么在美国我们会出现如此的问题，

发挥创造力的瞬间 - SpeakingMax英语口语达人

One might win it in chemistry because the disciplines weren't as diverse as they are today. So, that's why I hesitate.

他之所以得到化学奖,是因为当时学科不像现在多样化,这就是我为什么会犹豫。

麻省理工公开课 - 固态化学导论课程节选