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But, you know why not do something a little special, little different, and they decided instead to use lithium.
但是你懂的，为什么不做的更特殊，更与众不同一些呢？
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which is, I don't know why I really wanted the tent, but I really, really did.
当时，不知道为什么我那么想要，但是确实很想要。
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I said that if I was really hygienic, and you can now wonder about how often do I shower?
但是这真的很棒，对不对？,那么为什么我要说这些呢？,我说过如果我真的很讲卫生的话？
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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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Why not then say,similarly,even though my body's still alive, nothing wrong about removing the heart if the person is dead.
这样为什么不能说，即使肉体依然生存，但是个人已经死亡时摘除心脏是可以的。
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PROFESSOR: And I didn't write up there but it is one, 1 and we can see that it's 1, 2 because it's 1/2 of 2, 4 minus 2, so 1/2 of 2, the bonding order is going to be equal to one.
教授：我没有写出来，但是是1，我们可以看到为什么是，因为它等于1/2的2，4减去，所以1/2的2，键序等于1。
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I'll try to give you some social and historical reasons why this is the case, but in the meantime is important to recognize, too.
我会给你们一些社会历史背景来解释为什么,但是除此以外，他也是为了被认同而在斗争。
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And why should there be a shortage of farmland?
但是为什么当时的耕地会短缺呢
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So the environment has changed in a short time but evolution has not and there's a real mismatch now, which explains why you probably like Haagen-Dazs better than you like cauliflower.
所以食品环境在短时间内就能改变,但是进化不能 于是就有了错位,这也就能解释为什么哈根达斯,比菜花更受欢迎
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But, what's the "but"?
但是,我为什么说"但是"呢
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Now why isn't that done?
但是,为什么至今此假设还没有实现
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And that's why, when I put up those three different reactions, and we saw the signs could vary.
这就是为什么，我写出了三个方程，但是能量和熵的符号却不相同。
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Because there's probably no right answer here, but why might this approach be better? Yeah?
因为这里没有一个固定的答案，但是为什么这个方法更好点呢？，你说？
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But you can't put your finger on what the source of that confrontation was.
但是你还是搞不明白为什么她老是要跟你对着干。
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But that's why, as a result, I've stopped using the bus.
但是，这就是为什么我不再坐汽车了。
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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 now, hopefully, we understand where that comes from, why it is that we use the shorthand notation.
但是现在希望我们明白,那是从哪来的，我们为什么要用简化形式。
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OK. Now, having said that, where should I pick to look in this list?
对不对？中值点？为什么呢？,你答对了但是为什么呢？
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So we need something to direct it, but why couldn't that just be, one particular part of the body plays the part of the command module?
所以我们需要某个东西来引导,但是为什么不可能仅仅是,肉体某个特定的部分在扮演着,指挥舱的角色呢
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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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And check the answers, and say yeah that's what we expected. But it also involves reasoning. About why that's an appropriate set of inputs to test it on it.
然后说对，这就是我想要的结果,但是它跟推理也有关系,表现在关于为什么这是一个,测试我们程序的适合的输入集。
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So the most basic answer that doesn't explain why is just to say well, the s orbital is lower in energy than the p orbital, but we now have a more complete answer, so we can actually describe why that is.
所以最基本的答案是那没有解释,所以我们事实上可以描述，为什么是那样，但是我们现在有一个更复杂的答案，又是有效电荷量。
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Why in the world, over that period of time, would people's relationships with food get even worse?
但是为什么在那之后,在这个世界上,人和食物之间的关系变得越来越糟呢
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And the question is, so how many pigs does he have, and how many chickens does he have? Wow. What a deep problem, right? But you're going to see why we're going to use this in a second. So you know how to solve this, this is a fifth-grade problem, right?
为了避免歧义，这些猪和鸡都是健全的,现在问题是它到底有多少只猪和鸡呢？,多深刻的一个问题啊，对吗？,但是你将要看到的是,我们为什么要举这个例子,你知道如何解答这个问题？
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But why is this problem happening?
但是为什么会发生这个问题呢？
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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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We assume that unless we're dealing with Scheherazade, it has to have an end, but at the same time we might well ask ourselves, why does it have a middle? What is the function of the middle with respect to a beginning and an end?
而且我们认定一定会有结尾，除非讲故事的是那个，《天方夜谭》中的苏丹新娘，但是我们要问自己了，为什么故事一定要有经过呢？,故事的经过对于开头结尾来说起到什么作用呢？
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But why? What is it about the facts about life and death that seem to make it misguided to think ? we should just put them aside and pay no attention to them?
但是为什么？，关于生和死的什么事实,似乎让我们误以为,我们应该把它们撇到一边，置之不理？
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Some of you are probably going to be doctors and you don't know why I'm going to do special relativity or quantum mechanics, but you don't know when it will come in handy.
你们中的有些人可能会成为医生,但你们现在不能理解,我为什么要讲相对论和量子力学,但是说不定什么时候,你就用上了呢
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But we haven't yet addressed why, for example, a 2 s orbital islower in energy than the 2 p orbital, or why, for example, a 3 s orbital is lower in energy than a 3 p, which in turn is lower than a 3 d orbital.
但是我们还没有强调为什么，举个例子一个2s轨道能量低于2p轨道,或者为什么，举例来说它依次低于3d轨道,屏蔽一个3s轨道的能量小于3p轨道。
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