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Because we did work at constant pressure, and so it's just volume difference times pressure.
因为是在恒压下做功，所以功就等于体积变化乘以压力。
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And then I, I self-publish, so I had to do the design and layout of the book myself as well.
因为这书是我自己出版的，所以书的设计、排版之类的事情都是我自己亲自做的。
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So it was a little risky but safe in the end because I didn't do anything else with it.
所以它有点冒险但是最终是安全的,因为我没用它做其它的操作。
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And that's really neat to think about, because photons, of course, are massless particles, they have no mass, so it's neat to think about something that has no mass, but that actually does have a momentum.
而且那真的不容易想明白，因为光子，当然是无质量的粒子，它们没有质量，所以这个真的不容易想明白,一些物体没有质量，但是它们事实上确实有动量。
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And, because it's a moving house, it carries the sense of the wandering believer with it as well.
因为那是移动的房子，所以也带着一种四处流浪的信徒的感觉。
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Middle does best against Right, after all, 4 is bigger than 0 and 4 is bigger than 2, so Middle does best against Right.
选中是右的最佳对策是吧,因为,4大于0,4大于2,所以选中是右的最佳对策
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But since these are all simply state functions and quantities, this is generally true.
但是因为这些量都是态函数或者量,所以这个结果是普遍成立的。
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Because it is heavy you expect it is radioactive.
因为它的重，所以你想它应该是放射性元素。
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Because it's a makeup class, we'll do something a little special.
因为本堂是新增的课程，所以我们要稍微做些变化。
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A funny coincidence is that since our names are close in the alphabet-- you often find our books right together in bookstores because Shiller and Siegel-- if they're shelving alphabetically-- would end up together.
巧合的是,因为我们的姓氏在字母表中排在一起,所以书店里常见到我们的书也摆放在一起,因为希勒和西格尔,如果书店按字母顺序摆放书籍的话,我们的书就会放在一起
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Well, I am from Spain, so I knew I wanted to come to the U.S. because of the system.
嗯，我是西班牙人，所以我知道我想到美国，因为美国的教育体系。
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It's natural in the sense that we have a fundamental unalienable right that there be property, that the institution of property exist and be respected by the government.
自然权利是说财产权是基本的不可剥夺的,正因为它是这样的权利，所以有产权制度存在，并被政府所尊重。
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so it's much, much harder to run the ball because there're so much more chance and opposition.
所以带球跑是非常非常困难的，因为中间有太多的空挡和反击。
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I think because it's Easter, there is a lot of things going on in Telegraph.
我觉得，因为现在是复活节，所以电报街上现在有很多活动。
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It's such a fashionable part of London that people will pay crazy money
因为这是伦敦是如此时尚的一部分，所以人们会支付高得离谱的价格，
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because it was like the same circle of friends. So it was cool.
因为都是一个圈子里的朋友。所以真的很酷。
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You shall not make yourselves unclean through any swarming thing that moves upon the earth. For I the Lord am He who brought you up from the land of Egypt to be your God: you shall be holy, for I am holy.
你们也不可在地上的爬物,污秽自己，我是把你们从埃及地领出来的耶和华,要作你们的神，所以你们要圣洁，因为我是圣洁的。
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I have no idea what's here at the moment so I'm just going to draw a question mark because that memory might have been used previously for some other purpose, but we know it's currently available to us so we have four bytes of memory.
我不知道在此刻这里是什么,所以我画一个问号，因为那块内存可能在之前,为其它的目的而使用过，但是我们知道它可以为我们所使用,这样我们就有4个字节的内存。
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So, I need to tell you how you're doing the expansion, because that's going to tell you how much energy you're wasting during that expansion.
所以我需要告诉你,膨胀是如何进行的，因为这会告诉你,在这次膨胀中,浪费了多少能量。
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It is showing since the U.S. Government issues these bonds, it's showing its data on these bonds.
这里显示了,因为这些债券是美国政府发行的,所以这里显示了这些债券发行的数据
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And when we're looking at the probability density graphs, it doesn't make a difference, it's okay, It has no meaning for our actual plot there, because we're squaring it, so it doesn't matter whether it's negative or positive, all that matters is the magnitude.
它的概率密度图的时候,两者没什么区别，这是可以的，它对我们画这个图，没有什么意义,因为我们是取平方，所以它的正负，无所谓，只和幅值有关，但当我们说到。
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For if I say that this is to disobey the god and because of this it is impossible to keep quiet, you will not be persuaded by me on the grounds that I am being ironic.
因为假设我说那是违悖神意,所以我无法保静默，你们不会被我说服,反而会以为我语带讽刺；
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And now since it's reversible, we can run it forward or backward.
因为它是可逆的，所以可以正方向运行。
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So what we see is on ammonia here, 107 we know that it's less than a 109 . 5, it's actually 107, so it's less than a 109 . 5, because of that lone pair pushing down in the bonding electrons.
我们看到在氨分子里，我们知道它比１０９．５要小，它是，所以比109。5要小，因为孤对会把成键电子向下推。
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So if we have total +2 and complete shielding -1 where that can actually negate a full positive charge, because remember our nucleus is plus 2, +1 one of the electrons is minus 1, so if it totally blocks it, all we would have left from the nucleus is an effective charge of plus 1.
抵消一个完全的正电荷,因为记住我们的原子核是,其中一个电子是,所以如果它完全挡住了它，我们从原子核中留下的，全部有效电荷就是，所以，在我们的第一个例子中,我们的第一种极端情况。
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Let's have one mole, n equals one.
因为是一摩尔，所以n等于一。
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So it's good to write it like this because this illustrates the fact that in fact the 4 s electrons are the ones that are higher in energy.
所以这样写是好的,因为它阐明了,4s电子的能量较高,这个事实。
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PROFESSOR: Good. So, it's going to be in 3, because that's the shortest energy difference we can have, 3 those 2 are inversely related, so it must be n equals 3.
教授：好，是3，因为它的能量差最小，红色的是我们能看到的，所以一定是n等于。
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