Rhett Butler, and I don't know why I let you come and see.

瑞德·巴特勒，我不知怎么会让你这种人来看我。

youdao

Look, I don't know what happened tonight, and I don't know why.

听我说，我不知道今晚是怎么回事，也不知道原因。

youdao

Whenever I speak Chinese, my colleagues laugh at me, and I don't know why.

我每次说汉语的时候，同事都会笑，我也不知道为什么？

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

and I don't know why I would go to his wedding now.

所以我看不出来现在我为什么要去参加他的婚礼。

I've already 实战 - SpeakingMax英语口语达人

The third derivative, unfortunately, was never given a name, and I don't know why.

遗憾的是三阶导数没有专门的名称,我也不知道这是为什么

耶鲁公开课 - 基础物理课程节选

And I don't know why I do, except perhaps for what we'd named the dolls - toenail and fingernail.

NPR: Watching a Memory Shift over Time

And I don't know why people would say, boy, we really want to make sure that those Democrats are in Washington fighting for us.

WHITEHOUSE: President Obama Takes Questions from Senate Democrats

"Swansea's biggest asset is the beautiful bay and the view of Mumbles and I don't know why we haven't got any more places like this along the front, " he added.

BBC: Swansea seafront observatory to be turned into cafe