这是什么原因呢？

What is the cause of this?

youdao

我也不太清楚这是什么原因。

I don't really know why.

youdao

能告诉我这是什么原因么？

Can you tell me what caused it?

youdao

And that keeps people trapped in abusive relationships but-- And that's number one, ? but what else might be going on?

这些考虑使得人们被困在家庭暴力中-,这是第一个原因，还有什么原因呢？

耶鲁公开课 - 心理学导论课程节选

What do you think the reason is for that?

你觉得这是什么原因呢？

成绩不是全部 - SpeakingMax英语口语达人

And I also wanted you to identify why, it's also important to understand why we have these trends, not just to memorize the trend itself.

而且我还需要大家判断原因是什么，这很重要，对于我们理解,为什么有这些规律，仅仅记住这些规律是不够的。

麻省理工公开课 - 化学原理课程节选