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254 So, basically all we did was take 12 54, 22 subtract 12 32, and we got 22 electron volts.
基本上我们所要做的全部也就是用，减去，1232，这样就得到了。
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So kind of, it creates those really nasty days where you have to do like, you know, 10 different things
所以，这样一来有几天就会非常糟糕，你一天要做十件不同的事情。
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We didn't just need that n, not just the principle quantum number that we needed to discuss the energy, but we also need to talk about l and m, as we did in our clicker question up here.
我们不仅需要ｎ,不仅要这个可以,决定能量的主量子数，还需要ｍ和ｌ,就像我们做这道题这样。
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And if you do so, you will end up with 1.312 mega joules per mole for this quantity K.
这样做之后，对于K常量你就能得到2,1。312百万焦耳每摩尔。
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And what's fallen out when we do that, because in each case, one of the first derivatives gives us the entropy.
当我们这样做时就得到了结果，因为在这些例子中，一阶导数是熵。
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I know I've done that in my life and so I think it gives a different perspective on finance.
我就做过这样的事情,我认为,这也给我们提供了审视金融的另一个角度
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This says, I need a second argument to it, and that second argument better be a point so I can do the comparison.
这里我需要第二个参数，第二个参数最好是一个点,这样我就能做比较了。
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It's kind of a silly tradition that we started a few years ago.
这或许是个有点奇怪的传统,但我们从几年前就已经开始这样做了。
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And so it went, through the years from the 1950s through the 1970s.
就这样不停地做下去,从二十世纪五十年代到了七十年代
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So that's what I would do if I had a lot of extra money.
所以如果我有很多额外的钱的话，我就会这样做的。
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because that way I can keep doing the stuff that I like so much.
因为这样我就能一直做我如此喜欢的东西。
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And we'll be doing some of that today.
我们今天就会做一些这样的练习
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That's the kind of thing you should do.
你们就应该像这样去做
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so it can do the activity or sports that you like to do.
这样身体就能做你喜欢的活动或者运动。
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Because if we don't do that, a year from now I don't see the company doubles in revenue and I don't really see the future of this company.
如果不这样做，一年之后，公司的营业额就不能翻一番,那么公司的未来也变得迷茫。
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And you think about it, and you say yes, and it comes out in that form.
你想了想就同意了，然后就这样做了。
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We make inferences to the existence of things we can't see, when doing that helps us to explain something we can't otherwise explain.
我们推断一些看不到的事物的存在,因为这样做可以便于我们,解释某些我们不相信就无法解释的事情
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He speaks in a language of math and it is very important for students to be able to have hot copies so that they can take notes on the paper rather than be working very hard to copy down the equations that he used in these lectures.
他以数学语言授课,所以发给学生教学材料,是非常重要的,这样就可在纸上做笔记,而不用拼命,抄下他在课上,用到的等式。
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So it looks as though what the Mycenaeans did-- Greece is filled with wonderful olive trees and so they obviously took the oil from those olives.
这样看来,做芳香油贸易就很稀松平常了,希腊盛产优质的橄榄树,很显然,他们从橄榄中提取油
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And so that's what I did.
然后我就这样做了。
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And this is the same periodic table that you're going to get in your exams, so it's good to practice doing your problem-sets with that periodic table so you're not relying on having the double check right there of seeing what the electron configuration is.
这也是你们考试时会用到的相同的表,这样你们就不会，所以使用周期表来做问题集,是很好的练习,这样你们就,不会依赖于再次确认,电子构型是什么了。
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I am doing this for plus one minus one like sodium chloride.
我正在这样做,因为就像氯化钠那样一正一负。
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We're actually making a legitimate copy with this version of the program so I don't have this bug in anymore.
我们使用这个程序版本,做了一个合法的拷贝,这样我就没有这个bug了。
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So that's exactly what we see as we go down the right branches.
当我们这样做下去,我们就会看到这些。
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If we can do that, we'll end up with a symmetric nonpolar molecule.
如果我们能这样做，我们就能得到那些对称非极性的分子。
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We do this in the undergraduate Biomedical Engineering laboratory in the Malone Building so that we can do demonstrations and sort of hands on projects to really get a little bit deeper into the subject that we're considering.
开会的地点在,生物医学工程本科生实验室,在马龙大楼,这样我们就能通过做演示和实际操作,使大家较深刻地了解,我们讲过的东西
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So, the optimal thing to do if you live in a world like this n is to get n as large possible and you can reduce the standard deviation of the portfolio very much and there's no cost in terms of expected return.
如果现实中也这样简单的话,那么你就尽量增大,这样就能让投资组合的标准差,就会大大降低,从预期收益率的角度来看,这样做的成本是零。
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What you can do is you can iterate keys, which gives you the keys in the dictionary, and then you can choose them, but there's no guarantee in the order in which you get keys.
你能做的就是迭代得到键，这样就可以得到字典中，所有的键并进行选择，但是键的顺序,是没有保证的。
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So hopefully, there's an opportunity for actually looping and, ultimately, than doing things conditionally.
所以我就希望，最终有这样一个循环,而不是我重复做这件工作。
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