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So, if we have a high intensity, we're talking about having more photons per second, and it's important to know also what that does not mean.
所以，如果我们有一个高强度，我们就是在讨论每秒钟,有更多的光子数，同样理解它不代表什么,也是很重要的。
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Oh, I'm not sure what the word for this is."
噢，我都不确定我该用什么词来描述它了。”
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Why, in other words, return to what isn't fun, to where it isn't pleasure, and what can this possibly have to do with the pleasure principle?
那么换句话说，为什么结局会变得不欢乐，变得不愉悦呢？,它与快乐原则有什么关系呢？
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It's very hard not to see it as a symbol. What kind of symbol is it?
我们很难不去思考它的标志意义，那么，它究竟象征着什么呢？
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If you're not updating some variable by incrementing it or decrementing it -- if you're not changing anything, presumably the conditions are never going to evaluate to false or the opposite, so you're just going to have an infinite loop, which might be your goal, but odds are it's not.
如果你不通过增加或减少它来改变一些变量,-如果你不改变什么，大概那个条件永远不会变成错误的,或相反的，所以你将得到一个无限循环，那可能是你的目标，但可能也不是。
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Now I use the word "cult" and every year people look at me and say "what is cult? I don't even understand what that means."
在这里我用“祭仪“这个词，每一年人们都会问我,“什么是祭仪？我甚至不知道它是什么意思，“
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My parents didn't know what to make of it but I loved it.
我的父母不知道,地图有什么用，但我痴迷于它。
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And tributary, of course, if you don't believe in souls, if you don't believe in soul's exist, that you certainly can't appear to the existence of souls, the continuative soul, the sameness of soul as the key to personal identity.
还有，必然地，如果你不相信灵魂这回事，如果你不相信它的存在，你肯定无法,进一步相信什么灵魂的延续，无法相信同样的灵魂,是保证人格同一性的关键。
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I want to play this one with the piano a little bit and I ask you the name of the composer of this piece-- it's a bit less well known but maybe not-- what it's called and when in the history of music it was written.
我会用钢琴演奏一小段,然后我会问它的作曲是谁,这曲子有点不太知名,也说不准,它叫什么,在音乐史上是什么时期创作出来的
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This is on purpose, because one of the things I hope you have learned to do this semester, is look up things you don't know, and figure out what they do. What they mean.
我举这个程序是有目的的，因为我希望你们这续期能学到,如何去查找你不知道的东西并，且弄懂它,们是干什么的，是什么意思。
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For those of you don't know what that is it's simply an instrument that counts radioactive particles in the air, and MIT now that you're at MIT, you'll all have a chance to see one first hand if you're ever in any of the labs, especially in the chemistry or bio labs.
不知道它是什么,它就是一个简单的,计算在空气中放射粒子数目的仪器,你们现在来了，如果你们在实验室里工作的话,尤其是化学和生物实验室，你们有很多机会亲手用到它。
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Don't quite know what that is, but whatever that is.
我不太清楚那是什么,但不论它是什么
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If you haven't turned it on or don't know what that thing is here we go.
如果还没用过它,或者不懂它是什么,请看下面。
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It is in fact a very, very difficult and derivative act of the mind to try to forget that I am looking at a sign that says 'exit' and, in fact, just looking at what is there without knowing what it is.
事实上，试图忘记那个写着存在的标志,和只知道它存在而不知道它是什么，是非常难的事情。
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Unless you tell them what to do they're not gonna know how to do it.
除非你告诉它要做什么,它自己是不知道做什么的。
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It's referred to as a kapporeth: we don't really know what this word means it's traditionally translated "mercy seat," ] I think that's how the JPS might translate it.
它指的是一个叫做kapporeth的东西，我们不知道它,真正意味着什么，通常我们都叫它“约柜上的金盖“,我认为这个译本翻译自,犹太人出版学会。
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So this function increment takes nothing, returns nothing, and yet it does something.
所以increment函数不带入参，也不返回值，它也没做什么。
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But that means, if we think something's missing, we then have to ask yourselves, ? what's missing?
但是，如果我们认为它不完美，那么我们必须问问自己，到底缺少了什么东西？
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What is here that shouldn't be here?
什么东西在这里，但它本不应该在这里？
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What else? Strongly felt tonal key, which is called-- I don't know if I mentioned this or not-- the tonic key, the tonic pitch, the tonic pitch there, and this idea of the direction of the music.
还有什么,强烈感受到的主调,它叫什么来着,我不确定我是否已经提及到了,主调,主音高,包括了主音高,还有音乐走向的观点
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The loop invariant what does the loop invariant mean? It says, here is a property that is true of this structure every time through the loop.
循环不变量是什么意思？,它是一个在结构体中,每次循环都为真的属性。
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So whatever perfect justice is, it's not one more thing in the empirical world.
所以无论完美的正义是什么,它不存在于经验世界中
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Not, what does it do, but what does it say.
不，不是它用来做什么的，而是它的意思。
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When we're just interacting with idol, with the interactive editor or sorry, interactive environment if you like, that's what you expect. What's happening is that we're typing in something, an expression it doesn't know how to deal. It's raising the exception, but is this simply bubbling up at the top level saying you've got a problem.
就发生了其中之一是吧，当你在交互数据处理或者是在交互编辑器，抱歉，任何你喜欢的交互式环境中，你可能会遇到这些，如果你在输入什么内容,譬如一个它不知道怎么处理的表达式,它就会报一个异常,但这是否是简单的,把你遇到的问题冒到最顶层呢？
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So let's think about it. This sucker, Mac AIR what's it got in there? That Air Mac, it's, see, it's got, its go-- my Air Mac, I don't know about John's, his is probably better, mine has 1.8 gigahertz speed.
再让我们来看看这台机器，它是什么配置呢？这台，是的，我的Mac，AIR，我不关心John的,他的可能还更好，我的CPU是1。8G的。
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