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So we'll take h 2 and we'll run -- or actually we'll have h 2 filled in an evacuated glass tube.
我们马上就会在氢原子上试一试,我们用氢气-我们把玻璃管充满氢气。
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And what we end up with for the energy then is 2.84 times 10 to the -19 joules.
我们算出的能量是,2，84乘以10的-19次方焦耳。
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Periodic Table, Table of Constants, and you are allowed an aid sheet, an 8-1/2 by 11 sheet of paper.
元素周期表，常数表，你允许带帮助表格，一个8-1/2乘11的纸。
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And frankly it would be incredibly time-consuming and tedious for me, to count this room full of people old school style-- 1, 2, 3 and so forth.
坦白说，按学校的老办法一个人一个人的数,1个，2个，3个……,对我来说极其费时费力。
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They are waiting till 11pm to 2am in the morning and then you speak to one of them. -Right.
他们会从晚上11点工作到早上2点,你和他们通过话，-是的。
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A linear interpolation between the two, and then some numbers associated with them, 2 7-1/2 and 22-1/2. Why does he choose 7-1/2 as the freezing point of water?
两者之间做线性插值，一些数值随之标定，7。5和22。5，为什么他选择了7。5作为2,水的冰点呢？
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So in Deuteronomy 5:2-3: "The Lord our God made a covenant with us at Horeb . It was not with our fathers that the Lord made this covenant but with us, the living, every one of us who is here today."
那么在申命记5章2-3节耶和华我们的神在和烈山,与我们立约这约不是与我们祖先立的,乃是与我们今日在这里存活之人立的“
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That makes perfect sense. And we're 7 back to where we're there, minus 2 and 7.
道理不用再说,我们回到这里，-2和。
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But still, Northern Rock is in such trouble that in February of '08 -that's last month -the British Government nationalized Northern Rock.
008年2月北岩银行再次陷入危机,也就是上个月,英国政府将北岩银行国有化
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They might ingest extracellular antigen, presented pieces of it on their cell surface in the context of MHC-2.
它们可以吞噬胞外抗原,根据细胞表面的,主要组织相容性抗原-2
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They expect 2 - 1 = 1 and when 2 - 1 = 2 or 3 or 0, they look longer, indicating surprise.
它们认为2-1=1,所以当2-1=2或3或0,他们注视时间更长,表明了惊奇
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And I'm going to get minus 2, which came from here: minus 2 and that is in fact negative, which is what I wanted to know.
最后只剩下-2了,2是一个负数,这正是我想要的
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The dollar is plunging, -and the dollar is plunging perhaps maybe just around a little bit -- That's been sinking for some months now-- -because America has been living beyond her means borrowing 2 billion a day from foreign nations.
美元大幅走低，-我插一句，美元确实下跌了一点点,且几个月来持续疲软-,-原因在于美国长久以来一直入不敷出,财政赤字每天增长20亿。
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The way that we can figure this out is using something called bond order, and bond order is equal to 1/2 times the number of bonding electrons, minus the number of anti-bonding electrons.
我们可以用叫做,键序的概念来弄明白它，键序等于1/2乘以成键电子,数目减去反键电子数目。
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For example, we might have--this is asset 1-- and we might have something here--this could be asset 2.
例如，这个点表示一号资产-,这里这个点表示二号资产。
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That's equal to seven minus six minus two 3 times 4.19, or 4.19 plus 2.3.
算出来是7-6-2*4。19的平方,或者4。19加2。
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One that's . 2 kilobases long and one that's 1.1 kilobases long - kilobase is 1,000 bases.
一段长0.2千碱基,另一段长,1.1千碱基,千碱基指一千个碱基
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psi2 1 -1 We can re-write this as psi 2 1 negative 1.
我们可以重新写成。
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Let's go the other direction. And yes, I guess I'd better say s not 2, or we're going to get an error here. Again, in twenty-three checks.
这里我得说不能是2，否则要报错了，再一次，调用了23次,在这个例子里，它从尾部开始。
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- 2. So for example So our conjecture here is that 2 dominates 1.
策略2,-例如策略2,我们推测策略2优于策略1
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You know it is about two to three electron volts.
你知道他们大约为2-3伏。
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That's how he picked 7-1/2. Why not?
这就是他选择7。5的原因，为什么不呢？
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Though this might look silly and it is, in fact, Play-doh it is a professor at Stanford University so it's legit.
虽然这看起来很2，实际上它是play-doh彩泥，它是一个斯坦福大学的教授,所以这是合法的。
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Because this could be one-- this could be let's say 4 and 5 pounds and this could be 1 and 2 pounds.
因为这个可能是--假如说这个是4磅4,和5磅，这个是1磅和2磅。
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5 0 The first node will be the to-pull 2, 5 and 0.
第一个节点是可获取的物品。
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Yup. So m sub l could equal 2 negative 2, negative 1, 0, 1 or 2.
嗯，m下标l可以等于,2，-1，0，1，或。
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It equals 2.51--that's the discount rate that you see up there-- well, /360.
等于2.51,就是上面显示的折扣率,/360
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PROFESSOR2: So it's not really a Boolean-valued function.
教授2：因此这并不是一个,真正的布尔值的函数。
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On February 14th, they only sold sixty-day ones, nothing else.
在2月14日,只销售六十天期的
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Sorry, that two-thirds of the average would be what?
抱歉,平均数的2/3会是多少
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