"And,it is strange that if you hate my brother so much, why would you marry his sister!"

VOA: special.2009.06.27

So, if magnesium is so abundant, why is it so expensive?

所以如果镁是如此富饶，为什么它这么贵呢？

麻省理工公开课 - 固态化学导论课程节选

Why is it so hot?

为什么会这么热？

It's like 实战 - SpeakingMax英语口语达人

Intel has operated on the Sabbath in Jerusalem for years, so it is not clear why the protests broke out now.

VOA: standard.2009.11.14

Is that of course--and why is it so clear ? the lawyer got to be more wrong?

为什么我们确定,律师犯了更多错？

耶鲁公开课 - 死亡课程节选

It is why they dismissed the results from 83 polling stations so of course we have concerns about very serious allegations of fraud."

VOA: standard.2009.09.11

Where does it come from, and why is it so enchanting?

它从何而来为什么它如此迷人？

耶鲁公开课 - 1945年后的美国小说课程节选

He said that he is living a dream, so why would he give it up now?

VOA: standard.2010.02.28

Why is it so expensive?

为什么它这么贵呢？

麻省理工公开课 - 固态化学导论课程节选

"I think one of the reasons why Fosamax has been reported more than any of the other drugs so far is that it came out first."

VOA: standard.2010.03.14

Why is it so hard to find stem cells?

为什么寻找干细胞要如此大费周章呢

耶鲁公开课 - 生物医学工程探索课程节选

And that is again why it is so important that we just keep moving,". Secretary Geithner pointed to mortgage interest rates being at their lowest in history as a positive development.

VOA: standard.2009.04.05

Why is it so important?

为什么这一点很重要呢

耶鲁公开课 - 基础物理课程节选

He said a decision will come soon. "It will be one that is fully transparent so the American people understand exactly what we are doing and why we are doing it,"

VOA: standard.2009.11.13

Now the question is "how does it expand" and "why is it so difficult for us to understand, accept, assimilate and live according to the fact that we can make a difference, if we understand that what we need to understand is how change happens.

问题是“它如何扩大“,以及为什么我们难以理解，我们能够做出改变这个事实,并接受，被同化以及据此生活，如果我们能了解我们需要理解的,是改变如何发生。

哈佛公开课 - 幸福课课程节选

He says that is why the people started this protest, no one told them to do so, they did it themselves, and they took power without help of the political opposition.

VOA: standard.2010.04.08

But we've just introduced it, so let's go back to the class notes and explain why this is the correct answer.

但是由于我们刚刚开始介绍它，因此让我们回到课堂讲义来解释一下,为什么这个是正确答案。

麻省理工公开课 - 化学原理课程节选

Lee Smith says it has always been hard for Americans to understand exactly why peace in the Middle East is so elusive, and why violence and terrorism are so pervasive and persistent in the Arab world.

VOA: standard.2010.03.18

And this is the reason why enthalpy was invented and why it's so important. Because we want to know this. So this for a finite change.

这也就是为什么焓要被提出,而且如此重要的原因,因为我们想要知道这些。

麻省理工公开课 - 热力学与动力学课程节选

But a point I'm trying to make is, it sounds like anymore computers have gotten so blazingly fast, why should you worry about it?

但是这里我要讲的一点是，在任何一台计算机,都能这么快的运算的情况下，我们还管效率这个问题干嘛呢？

麻省理工公开课 - 计算机科学及编程导论课程节选

All right, but -- So why is it wrong to steal even to feed your starving family?

好的，但是-,为何偷窃是错的，即便是为了养活挨饿的家人？

耶鲁公开课 - 公正课程节选

The AMT is getting extended year by year anyway so why not just deal with that one time and get it off the books.

既然越来越多的人需要交替代性最低税,何不一了百了，让大家都交,然后废掉不就结了。

斯坦福公开课 - 经济学课程节选

promise it gets more interesting, zero. So why is this germane?

这挺有趣，为什么这个很重要呢？

哈佛公开课 - 计算机科学课程节选

This helps us to explain, for instance, why in so many cultures the concept of saving face is so important, even if to most modern Americans it seems relatively trivial.

这就很容易解释，为什么很多文化里的面子问题,会变得那么重要，而对许多美国人来说,那都是小事一桩。

耶鲁公开课 - 政治哲学导论课程节选

So, for the next few minutes, I will give you a sense of why it is like that Mike has not achieved that fluidity, even though his peripheral vision has been restored.

因此，我会用随后的几分钟，来帮助大家理解，迈克及时在恢复间接视力之后,仍为何实现这一流度，大家都知道。

斯坦福公开课 - 7个颠覆你思想的演讲课程节选

And the rest, what we see of the rest, is nowhere in the classroom for Orson Welles in terms of technique. So that remake is interesting and that's why I spent the pages discussed it in my chapter. But it's not a competitor.

剩下的呢，就是我们所看到的，没有给奥森·威尔斯施展,他技艺的空间，所以翻拍版很好玩,这也是为什么我用许多页来,在我那一章中讨论此事。

麻省理工公开课 - 电影哲学课程节选

Easy. Why is it so easy?

很容易,为什么那么容易

耶鲁公开课 - 死亡课程节选

Why is it difficult in some cases to produce a vaccine when we've been successful in so many others?

为什么某些疾病的疫苗很难研制,即使我们已经成功生产了很多种疫苗

耶鲁公开课 - 生物医学工程探索课程节选

Alumina is really stable, which is why it takes so much energy to make aluminum.

矾土相当稳定，这就是为什么需要消耗大量的能量制备铝了。

麻省理工公开课 - 固态化学导论课程节选

We can take the research and apply it, which goes back to the point why it is so important to bridge Ivory tower and Main Street.

并应用到现实中，又回到了那个问题，为什么,搭起学校与社会的桥梁如此重要。

哈佛公开课 - 幸福课课程节选