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However, the thing to remember is, when you look at heats of reaction under those conditions it's all well and good.
相反，需要记住，当你需要知道反应中放出的热量时,这些量是很有用的。
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Use this pattern whenever you want to find out about the timing of an event in the past, present, or future.
当你想知道过去、现在或者未来某件事发生的时间时，你都可以使用这个句型。
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And then the last thing I want to do, is just decide, you know, what do I do when I'm done.
决定，你知道的，当我完成循环后去做什么。
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And, that's a good thing to know because if you come out with an answer that's somewhere near the diameter of the universe and it's supposed to be the diameter of an atom, then you will know that you probably made a mistake.
这是我们需要知道的,因为当你做一道题得到的答案,是宇宙的直径,而正确答案是原子直径时，你能很快发现你的错误。
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So you don't have to be a critic; you have to be strong; but you know what? You can be the average man, because this is a story about the average man.
所以你不需要当一个批评家;,但是你要坚强，知道么？,你可以是平常人,因为这是一个平常人的故事。
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You know, you mix acid and base together and the thing heats up like crazy, right.
你知道，当你把酸和碱混合起来时,这东西会像疯了一样地变热。
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And that we need to see your work to get full credit, and then especially if you get things wrong, we need to know where it went wrong.
我们需要看到这些才能给你所有分数，尤其是当你出错的时候，我们需要知道是哪里错了。
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So, for those of you who have never heard French before, when you hear somebody say, "Je ne sais pas" you could say, "Remarkable!
因此,对于那些从未听过法语的人来说,当你听到有人说,"我不知道",你可能会说,"太神奇了
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Obviously you don't invest in every company, so I was wondering what factors you look for in identifying companies that you want to invest in and ? that you think are especially poorly managed?
很明显你不会投资于所有的公司，所以我想知道当你考察你想投资的公司时,或者是管理情况很糟糕的公司时,你都会考虑哪些因素呢？
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And, you know, when you go up there, as you go up to Montmartre, it's incredible--because I was there once very, very late in the afternoon, and oddly enough I met this woman who went there every day, and I said, "why do you go there every day?"
你知道,当你去到那边,当你去到蒙马特高地,那简直不可思议,因为有次下午很晚了,我在那边,很神奇的,我遇到了一位妇人,她每天都到那里去,我就问她,"你为什么每天都来"
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Now, you know, when we've got our deterministic hats on, we think to ourselves, "There's got to be some underlying causal explanation, some feature about the break-down atoms that explains why they broke down and that was missing from the non-break-down atoms that explains why they don't break down.
现在,你知道,当我们用决定论的观点去分析这个问题时,我们自己寻思着,这背后一定有某种具有,因果关系的解释,某种关于分裂原子的特性,能解释为什么它们分裂了,而由于这种特性不存在于未分裂的原子,因而解释了它们为什么不能分裂
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You know, when you're out here more for the love of the character than you are for the cash,
你知道，当你是为了工作本身而不是为了钱过来的时候，
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Every time they're changing You know everytime I say change, and eventually you will be hearing there's the same change, too.
他们变化的时候,你知道当我说,变,的时候,你听到的音乐也随之改变了
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So you should know when you look at a graph like this what it's doing.
因此当你看到这样一个图表时,要知道它是怎样运动的
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Well, we certainly didn't know on day one how many times each of you was going to want to call get string, how many words a user might type when you call get string.
好的，当然我们不知道第一天你们,想要调用GetSting多少次，当你调用GetSting时，用户会输入多少单词。
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you know, it's just that I don't have to be a millionaire, although that wouldn't be bad.
你知道，我不是非要当百万富翁不可，虽然那样也不错。
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So you can figure out where things are, so that when you start the first day,
这样你就能知道学校有哪些建筑，当第一天上课的时候，
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So I could refer to the 4' carbon and you'd know I'd mean this one, or the 2' carbon you'd know I mean this one.
所以当我说,4'碳的时候你就知道是讲到哪个碳,2'碳的话就是指的这里
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So if you have a great idea, you know, talk to a good patent attorney and get it locked away.
所以当你有个好点子的时候，你们知道的，找个专利代理人,然后把它好好藏起来吧。
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So when you're trying to think about is this a problem that I can solve with dynamic programming, these are the two questions you ask.
所以当你想知道能否,用动态编程来解决这个问题时,你可以问自己两个问题。
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Top-down processing is an example of when you know what something is you hear it that way.
举例来说,自上而下加工就是,当你知道某句话是什么的时候,你便会按照这句话去听
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When you ask for the investment rate, you want to know the truth-- how much am I really getting so they don't monkey around here.
当你问投资收益率时,你要知道,我到底能赚多少,所以他们不再偷懒
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When the uncertainty gets that big, you don't know which came first.
当不确定度到那么大的数值时，你不知道谁是第一个到达的。
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You're going to have to know when you describe the system, if your system is homogeneous, like your coffee with milk in it, or heterogeneous like water with an ice cube in it So heterogeneous means that you've got different phases in your system.
你要知道,当你描述一个系统时，你的系统是均匀的呢，像掺了牛奶的咖啡，那样还是非均匀的，像放了冰块的水,非均匀系统就是说,在你的系统中有不同的相存在。
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When you think about an int or a float or a dictionary or a list, you knew that there were functions that operated on them.
当你想到整型，浮点型，或者链表时,你知道可以用函数去处理他们,但是当你传递一个参数，例如链表。
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You know what that means when they're framed there on the wall with their coupons still attached?
你知道吗,当债券陈列在墙上,而息票还贴在上面的时候
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You see how long you are in the air and the whole time you are in the air, you are traveling horizontally at this speed.
你可以知道在空中停留的时间,当你在空中运动的时候,你一直以这个水平速度在运动
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Now, when you listen to it then, again, knowing that, you hear it that way.
当你再次听到这句话时,你便知道,你是听到的是这个
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One of the discomforts, one of the reasons that I think so many people in society and even in this class are uncomfortable when it comes to computers and intimidated by technology and kind of throw up their hands when things go wrong that you don't understand is frankly not necessarily your fault.
当我想到在社会中，即使在这个班级上,有那么多的人,使用计算机时是不舒服的,他们被这种科技吓到了，束手无策,当发生故障时，你也不知道，其实,这也不是你的过错。
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