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So, let's write this one electron orbital approximation for berylium, that sounds like a pretty complicated question, but hopefully we know that it's not at all, 1s22s2 it's just 1 s 2, and then 2 s 2.
所以让我们写出,铍的单电子轨道近似，那听起来像是一个更为复杂的问题，但是希望我们知道它一点都不是，它仅仅是。
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So this is the equality operator, whereas the single equal sign is the assignment operator.
所以这是相等操作符，然而那个单等号是一个赋值运算符。
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And orbiting around this is a lone electron out at some distance r.
有一个单电子,在环原子核的轨道上运行。
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Another thing we can do, a very important thing, is we can think about changing the game into a game of repeated interaction and seeing how much that helps, and we'll come back and revisit that later in the class.
另一个重要的东西是,我们可以考虑把单次博弈转化成,重复博弈,然后看看是否有效,我们以后再来学习这部分内容
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That's a one-movement work in which the composer tries to tell a story or play out an historic event or, in the case of the Strauss, to give us the beginning of the contents of a philosophical novel through music.
交响诗是类单乐章作品,作曲家试图从中讲述一个故事,或是再现一个历史事件,而施特劳斯,通过音乐,为我们讲述了一部哲学小说开头的内容
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You drive your car in, it shows you by the arrows where you go, you stop at window one to make your order and pay, and then you go to window two to collect your food, and they're open twenty-four hours.
你开车进来,沿着箭头指示,直到第一个窗口停下,点单,付账,再开到第二个窗口领取食物,他们是二十四小时营业的
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How many electrons in the one electron system, right?
一个单电子系统中有多少个电子，对吗？
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But, I'd give you another one electron system.
但是我给你的是另一个单电子系统。
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So, helium plus is a one electron system.
所以氦正离子是一个单电子系统。
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That's a one electron system.
那也是一个单电子系统。
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This is a one electron atom.
这里有一个单电子原子。
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So I have little cheat sheet.
所以我有一个备忘单。
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They might very well be storing the addresses of memory elsewhere, but we just needed them as sort of a cheat sheet, a little address card to know where the original values x and y were.
它们存储在内存的其他地方是可以的,但是我们需要一个备忘单,一个地址卡，来知道,原始的值x和y是什么。
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It is a one electron atom.
它是一个单电子原子。
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