但她一定养了鸟，要不为什么有一只鸟笼呢？

But she must have had one, or why would she have a cage?

youdao

但是答案却有点在意料之外也可以说是意料之中，它的答案就是：“不为什么！”

The answer is bit unexpected but also in there already. We are alive because of no reason.

youdao

我想罔达修士一定也看过金庸小说，要不为什么他对这一套怎么那么熟悉？

I am almost convinced that Brother Wanda had a volume of Jin Yong's books hidden somewhere, otherwise how can he be so familiar with them?

youdao

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

But for me, I like to look at something and just say, "I like this. I don't really know why though."

但对我来说，我喜欢看着某个东西，然后说，“我喜欢这个。但我也不知道为什么。”

关于现代美术 - SpeakingMax英语口语达人

So obvious and so easy to be quench't And not as feeling through all parts diffus'd That she might look at will through every pore?

如此显露，如此易受损伤,为什么不像触觉，分布在全身各部,可以通过每一根毛细管去自由观看？

耶鲁公开课 - 弥尔顿课程节选