The room felt very hot and she wondered why someone did not open a window.

房间里感觉非常热，她纳闷为什么没人打开一扇窗。

《柯林斯英汉双解大词典》

Why did the boss ask her about a plate?

为什么老板问她一只盘子的事？

youdao

Why did the king invite artists to draw a painting of him?

为什么国王邀请画家们为他画一幅画？

youdao

Why did they become so famous? The story of these famous men began a little before the American Civil War of the eighteen sixties.

VOA: special.2010.03.10

After all, this argument really did show the immortality of the soul, why would he need to offer a further argument?

毕竟如果这个论证真正的,解释了灵魂的不朽，他为何还要提出进一步的论证呢？

耶鲁公开课 - 死亡课程节选

Now as an aside, I'll admit this is a completely useless program, much like the first couple of ones we did because why would you write a program just to solve this?

说点题外话，我承认这是一个完全无用的程序，跟我们之前写的两个程序一样,我们为什么需要写个程序来解决这个数学运算呢？

哈佛公开课 - 计算机科学课程节选

Why did the feds make such a strong statement about why they wouldn't intervene now?

NPR: Lehman Brothers, Merrill Lynch: What Does It All Mean?

That is why the bursting of the tech bubble did not cause a financial, economic or political crisis.

FORBES: Lessons From Egypt For The American People

So why did the union go along with a Chrysler factory that isn't owned by Chrysler?

FORBES: Other people's money