So if you had some number back in grade school like 123, well, why do we express this as 123?

在小学，像123这样的数，为什么我们要表达成123这样的呢？

哈佛公开课 - 计算机科学课程节选

And if you talk to most Americans and you're like, "Oh, why should I put this article there?"

如果你这样问大多数美国人，“为什么要把这个冠词放在这儿？”

韩国人经常犯的失误 - SpeakingMax英语口语达人

If you don't know why you're about to eat cake like that you will soon, but you know this.

如果你现在还不知道为什么将要吃到那样的蛋糕,很快就会知道的，你清楚这一点。

哈佛公开课 - 计算机科学课程节选

She jumped up and jumped back and started moving papers around and really was giving me this look ?" like "Why don't you just leave?"

她猛地站起来，往后退了一步,赶紧拾掇着桌面上的文件,给了我一个眼神,好像在说“为什么还不滚“

耶鲁公开课 - 心理学导论课程节选

So that happens like you're asking an American "Why is this article?"

所以你问一个美国人“为什么要用这个冠词？”

韩国人经常犯的失误 - SpeakingMax英语口语达人

Now this sounds like a draconian measure; let me tell you why.

这个听起来很像苛政;,让我告诉你原因。

麻省理工公开课 - 计算机科学及编程导论课程节选

Last time we taught this class, we did a survey to find out what type of people were sitting in this room-- they are just like yourselves-- and find out why you'll be taking this class.

上一次我们教这门课时，我们做了一个调查，看看坐在这上课的都是什么类型的人-,他们就像你们一样-,看看为什么你们会上这门课。

哈佛公开课 - 幸福课课程节选

We'll talk about some chemistry today, what DNA molecules are like, why they have the behavior that they do, and you need to understand this in order to understand how you manipulate DNA.

今天我们会谈到一些化学结构,比如DNA分子的形态,它们为什么会以这种形态存在,你必须先掌握这些,才能理解如何操控DNA

耶鲁公开课 - 生物医学工程探索课程节选

So, the radical idea here is you might not know what--why you do what you do and this is something we accept for things like visual perception.

由此引出的一个偏激的观点,你根本不知道自己为何要这么去做,这有点像我们获得视觉感知的过程。

耶鲁公开课 - 心理学导论课程节选

And you're just unconscious of how this happens but it's unpleasant and kind of frightening that this could happen, that this could apply to things like why you're now studying at Yale, why you feel the way you do towards your friends, towards your family.

你根本没有意识到知觉过程是如何发生的,但当你将无意识概念应用到很多事情中时,你便会感到不悦和恐惧,比如，你为什么会来耶鲁求学，你为什么会觉得应当这样，去对待你的朋友和家人。

耶鲁公开课 - 心理学导论课程节选

So, suppose you fall in love with somebody and you decide you want to marry them and then somebody was asked to ask you why and you'd say something like, " "Well, I'm ready to get married this stage of my life; " I really love the person; " the person is smart and attractive; I want to have kids" whatever.

假设你爱上了某人,想要与对方一同步入婚姻的殿堂,要是有人问你为什么想要与对方共度余生,你大概会说，“现在我已准备好要开始婚姻生活了;,或“我真心的爱着他;,或“他聪明有魅力;,“我想要小孩了“，等等。

耶鲁公开课 - 心理学导论课程节选

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