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Well, we start out with our usual system, and we have a bunch of little pebbles on it.
还是那个系统，活塞上面放了很多小石子。
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And then that one's got an 18 on it, so I had it for like two years now.
然后那个上面有一个数字18，所以我拥有它两年了。
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We looked last time at Saint Peter's declamatory speech in Lycidas, and we spent a lot of time on it.
我们上次读过了圣彼得在“利西达斯“中说的话，花了很长时间研究这段话。
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So, find an important problem. Work on it, and to say nothing of the wireless device there.
所以，找到了关键问题，并努力去解决它，先说明，这并没有无线设备。
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You can really decide if you want to commit to it and work on it more or put it on a shelf for a later date.
你就可以决定,你是否想落实它,更多地为它努力或是暂时搁置它，以后再落实。
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So, a massless body cannot have a net force on it, because the acceleration of the rope cannot be infinite.
所以没有质量的物体不会受到力,因为绳子的加速度不可能是无穷大
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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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He said Americans would always build a house but then move before they put a roof on it.
他说,美国人盖房子,总是在还没有盖上屋顶时就搬走了
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If I strike you in a vulnerable place with a stick that has a bronze butt on it, it could well kill you.
如果我用一根有铜质尾部的棍子,刺你的软肋的话,很可能就是一击必杀
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It has a gate on it and that gate is in open or close state depending on whether a ligand is present or not.
在这个通道上有个门,这个门是打开还是关闭,取决于配体到来与否
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We could imagine a world like this where it's inevitable; everybody's got some date on it.
我们可以想象这样的一个世界;,每个人都会在某天死去这点是必然的。
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If you have to put the guy's hand on it, you're less likely to kill him.
如果你要把被电击者的手放在上面，你电死他的可能性会降低。
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Whoever does work on it, that person is cut off from among his kin.
不管谁在这一天工作，这个人要和他的家族断绝关系。
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So we're not going to spend too much time on it here.
花太多的时间，但我们可以看到，比如说。
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But no action has been taken on it.
但还没有付诸于实践。
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We'll discuss the research on this and also the politics on it.
我们会讲到有关的研究和政策
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