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So it's a really powerful and simple formalism, once we set up what is needed the go through it, right?
因此这是一种很强大而简单的形式,一旦我们定下需要什么,就可以推导出它，对吧？
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where if I have any questions on any subject, I can just walk in and ask him and he'll,
这样的话，如果我对任何事情有什么问题，我就可以直接走进来问他，
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it becomes a gray area but it should be pretty clear if you can treat something is reversible are irreversible.
这是个灰色区域,但什么可以当作可逆过程处理,而什么要当作不可逆过程,这是相当清楚的。
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OK. Now, last thing about variables, and then we're going to start pushing on this, is where can you use them?
好，关于变量的最后一件事，然后我们就要，结束这个话题了，这个问题就是在什么地方可以应用变量？
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So, we can actually kind of visualize what we would see if we were looking at a photoelectron spectrum.
实际上,我们可以在一定程度上想象出,我们在光电子谱上可以看到什么。
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So now that we begin to have this ability to express strings in memory, to understand what they are, we can start to apply actually real-world algorithms to them.
现在我们开始用这个技能来在内存中表达字符串,来理解它们是什么，我们可以开始,我们可以对其使用实际的，现实生活中的算法。
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You can be passive if it isn't any good but if you are more active, you may find things.
如果没有什么好处，你们可以被动,但是如果你们更主动，会发现些什么。
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Whatever the number two is, it's something that our mind can grasp but isn't actually in the physical world.
不管数字2是什么,它是心灵可以掌握的东西,而在物质世界中却不存在
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In other words, Plato is wrong. The poet is not a liar because he's not talking about anything that's verifiable or falsifiable.
意思就是说，柏拉图错了，诗人不是骗子,因为它从未说过什么话可以证明或证伪。
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So, the issues are complicated as to what sort of generalizations we're--are reasonable to make and what aren't.
所以什么情况可以用刻板印象，什么不可以,问题就变得复杂了。
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Who were the organisms that would survive those conditions and then contribute to the gene pool?
什么生物体可以在那样的条件下存活,这又会导致基因库怎样的改变
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What can help us individuals, what can help our community become happier-- not happy,happier.
有什么可以帮助我们个人，帮助我们的社会更快乐，不是快乐，是更快乐。
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We have no idea what this menacing contraption actually is supposed to look like or what it's actually intended to signify, but we can know, I think, with some certainty that it's not scrannel.
我们无从得知这个威胁性的装置,实际上是什么样或者要代表什么，但是我们可以通过一些并不细小的确切性得知。
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And sometimes had them killed if he had to if he thought that's what he should do, because there wasn't any sort of challenge to his authority.
如果有必要,他甚至会杀掉那些碍事的议员,因为没有什么可以挑战他的权威
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indivisible sovereign power, Hobbes' insistence that the sovereign exercise complete control over the churches, over the university curricula, and over what books and opinions can be read and taught.
至于不可分割的君主权力，霍布斯坚持认为，君主可以,完全控制教会，控制大学的教学，控制什么书和思想,可以被阅读和传授。
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So at the end of this first lecture where I've gone some way I am trying to tell you what Biomedical Engineering is about, I thought I would try to relate it in a different sort of way.
在第一堂课的最后,我已经从几个方面为你们描述了,生物医学工程是什么,我想可以试试把它和其他学科联系起来
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If that's all it knows, then in that scenario there is no building or anything else; it continues a trajectory both forward in time and backward in time, and it says that whatever seconds, one second before you set your clock to 0, it would've been on the ground.
如果是这样,在那种模式下,没有楼房或者别的什么,物体的运动轨迹可以沿时间可以向后延伸,也可以向前延伸,不管时间取什么值,在零点前一秒时,物体就在地面上
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Or, if something goes wrong, trying to think of, you know, what can be learned out of it.
或者是，什么东西出错了，我就试着，想一想可以从中学到些什么。
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or like, for, if I have like anything I want to learn in my professional life or whatever, it's really easily available.
或者，如果我在以后职业上有什么要学，也可以在这里很容易找到。
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Because I think it's always good to have a lot of feedback from students to see what's working,
因为我觉得有很多学生的反馈是好的，可以判定什么是可行的，
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You can use this to express possession or a lack of possession of anything. Tangible or intangible.
你可以用它来表示你有或没有什么东西。有形与无形的事物都可以通用。
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So strong and far reaching are these rights that they raise the question of what, if anything, the state may do.
这些权利如此强大，如此深远,以至引发一个问题，如果有的话，政府可以做什么。
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.. We've done a lot-- I shouldn't say we haven't done anything-- but we can do a lot more.
我们做了很多-,我不该说我们什么都没做-,但是我们可以本做得更好。
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She says that she has read a little bit of Kafka and "doesn't know what to make of him, but it makes you a bolder writer."
她说她读一点点卡夫卡的作品,而且“不知道是什么造就了卡夫卡，但这可以让自己成为,一个更大胆的作家“
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I've added the ability to have more complex data structures here. But I dropped a hint in the first lecture about what you could computer with things. In fact if you think for a second about that list, you could ask what can I compute with just that set of constructs?
我添加了使用更复杂的数据结构的能力,但是我在第一节课给大家了了一个,关于你可以用什么来做计算的暗示,实际上如果你思考,这个列表一会儿的话,你会问我可以用？
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It could be, preconditions I want to have on input It could be, explanations of specific things you're doing.
也可以是我对输入的预期是什么,也可以是，对代码,正在进行的特定操作的解释。
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So if you want to check that out after dinner time or so, you can fill that out.
晚饭或什么时候，想核对了，就可以填好。
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And one of them is the quiz master and the quiz master gets to ask questions, any question he or she wants.
让其中一个来当提问者,提问者负责提问问题，他或她想问什么问题都可以。
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Then later on, if I wish, I can establish a canon by saying certain texts have certain significance and those are the texts that I care about and want to read, but I can only do that if I can distinguish between meaning and significance.
而后来，如果我希望，我可以通过说什么来树立一个标准,比如说，一些作品有固定意义,因此我只关心只想读那些作品，但是我只有,能够分清意思和意义之后，才能那样做。
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We've been talking about the question, What arguments might be offered for the existence of a soul?
我们一直在讨论这样一个问题,用什么论证可以证明灵魂的存在
应用推荐