You have to ask yourself why people line up, like lemmings, to take part in this peculiar sport.

你不得不问自己为什么人们像旅鼠一般盲目排长队来参加这项奇怪的运动。

《柯林斯英汉双解大词典》

Why people may have a fever?

为什么人会发烧呢？

youdao

You can see why people can fall into this trap.

你可以看到为什么人们会上这种当。

youdao

He says his team's research is influenced by questions in evolutionary biology about why people and groups use costly punishment.

VOA: special.2009.03.03

And she was able to tell me that they can divine from the hits on their site why people are coming to that site.

她告诉我，他们可以从网站的点击次数,推断出人们为什么访问他们的网站。

普林斯顿公开课 - 人性课程节选

I don't see the need why people need to go to college first or for that matter even go to law school.

我认为没有必要先上本科，然后再上法学院，甚至没必要上法学院。

想成为律师的话 - SpeakingMax英语口语达人

What Michael Noer said is socially unacceptable and I can see why people are offended by it.

FORBES: Readers Say

No wonder why people were genuinely saddened to see Jobs step down last month.

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There are a variety of reasons why people fail to properly take their meds.

FORBES: Merck, CVS Caremark, PhRMA And Others Band Together To Promote Medication Adherence