They were puzzled as to why there was no Ice Age.

他们对为什么并没有出现冰川期而感到困惑。

youdao

I'm baffled as to why she hasn't called.

我不明白她为什么没打电话。

《牛津词典》

Everyone was curious as to why Mark was leaving.

马克为什么要离去，大家都感到好奇。

《牛津词典》

"In Europe and also here increasingly in the U.S., they are talking as if we had basically lost it and the main question was talking to the Taliban and settling to some degree on their terms, whereas we still have not tried - and I think it would be worth trying for a year, at least,or two - to address the causes as to why the Taliban has become relatively popular, or at least relatively accepted,"

VOA: standard.2009.03.11

That is one of the major points as to why deafness has not gotten a cure yet.

这就是到目前为止,还没有对策的一个主要原因。

斯坦福公开课 - 7个颠覆你思想的演讲课程节选

And we're going to talk about the best modern theories as to why these syndromes occur.

我们将讨论最佳的现代理论,来解释这些综合症产生的原因

耶鲁公开课 - 心理学导论课程节选

We will hear more from these raters as to why they got it wrong.

FORBES: Mispriced

Qashqavi did not provide details as to why her press card had been revoked.

CNN: State Department weighs in on Iran spy trial

Authorities didn't have an immediate explanation as to why he ran over his big brother.

CNN: SHARE THIS