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I didn't expect it to do this. If you understand why it did what it did, you're half way there.
这样运行的啊，如果你能弄明白为什么,它这么运行，你已经完成了差不多一半了。
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and you know like, "Why do you want to learn?" "So you can make money."
然后你可以问“为什么想学习？”，“可以赚钱”。
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Usually when you know why it's not working, it's obvious what you have to do to make it work.
通常你明白了出错的原因后，很明显你必须让程序正常运行起来。
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Let's hear first, now we need to begin to investigate the reasons why you think it's the right thing to do.
我们先来听听大家的说法，探究一下为何,你们会认为这是正确的选择。
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But I want you guys to think about why it was difficult to do it another way, which is more pedestrian.
但是我希望你们能思考一下,为什么用另一种更普遍的方法来做,反而会比较难呢
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And Timlin who is about 91 miles per hour, Timlin So, why don't you take ten seconds to do that.
我们的继投手之一，能做到91公里每小时，one，of，our，relievers。,你们为什么不再花10秒钟,来做这道题？
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I can see the buildings around here are new. Do you know why?
我发现这里所有大厦都是新的。你知道为什么吗？
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Right? Now, unfortunatly, I myself just do not fall behind that idea, and I'll tell you why.
不错，但是恐怕我自己,不同意这种观点，我来告诉你为什么。
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But we'll explain in the week to come exactly why and when you do things like that.
但是我们将在下周精确地解释为什么,什么时候我们那样做。
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the Dead Sea Scrolls.] And some of them date back to the fourth and third century .So do you understand now why everybody was so excited?
其中一些文卷甚至能够追溯到公元前,三四世纪，所以你们应该明白为什么这么令人兴奋了吧！
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So why don't you hand in the cards and we'll do that next.
现在把卡交上来吧,然后我们就说一说。
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He sacked 24 cities. Why do you sack a city?
他洗劫了24个城市,为什么要这样呢
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You seem like you're really into skateboarding. Why do you like skateboarding?
你好像很喜欢滑板。为什么喜欢呢？
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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
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You want to use the "so ~ that" pattern to help you explain why you can or can't do something.
使用 “so ~ that”句型可以帮助你解释你能够或者不能够做某事的原因。
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That's why "is a very good pattern for showing why you do or do not do something.
That's why”是一个非常好的句型，它可以表达你做或不做某事的原因，
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You can say "Why don't you" when you want to suggest that somebody else do something.
当你想建议他人做某事时，你可以说“Why don't you~?”。
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The notion of recipes, the notion of computation, why you want to do this, what you're going to learn.
秘诀和计算的一些概念啊，以及我们为什么要学这些知识，和要学习的具体内容。
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And you'll see in about two minutes why I'm going to do this.
你们会在大约两分钟之内,明白为什么我要提这个。
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And then of course, once we figure out why not, we try and fix it. but today I'm going to emphasize not how do you fix it, but how do you find out what's wrong.
我们就会去尝试着修复程序，但是今天我强调的,并不是怎么去修复，而是怎么找出来错误原因。
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PROFESSOR: Great question. So the question is, how do you choose an algorithm, why would I choose to use a pseudo-polynomial algorithm when I don't know how big the solution is likely to be, I think that's one way to think about it.
教授：问得好，所以问题是，你怎样选择算法，为什么当我,不知道解决方案会有多大的时候,我要选伪多项式算法呢，我想这是一种思考问题的方式。
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Yeah. Log. It's a good think, but why do you think it's log? Ah-ha. It's not a bad instinct, the length is getting shorter each time, but what's one of the characteristics of a log algorithm? It drops in half each time.
对了，对数，这是个好想法,但是你们为什么认为是对数呢？,啊哈，这样的本能不错，每次长度都会缩小些,但是对数算法的特性是什么。
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