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Is that a tentative hand back there? Yeah.
有没有像尝试回答这个问题，好这位同学。
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Did I see a hand back here?
后面好像有人举手
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It not only does something, as we'll see, it also gets something and it has to hand it back to me.
它不仅要做好自己的本分工作，还要将获取到的值返还给我们。
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And then, they hand me that receipt and I sign for that receipt and then I give it back to them.
之后他们给我收据，然后我在上面签字,然后把收据交还他们。
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The answer is--this goes way back-- it's an old tradition and they used to have to do this by hand.
答案要追溯到很久之前,这是个古老的传统,他们过去用手工计算
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On the back of the left hand she made out the post horn tattooed in old ink now beginning to blur and spread.
她发现老人的左手背上,刻有着译车号的刺青,不过已经变得模糊。
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Does it make sense to think we could do this in less than linear time? You know, it takes a little bit of thinking. What would it mean do I see a hand way at the back, yes please? Thank you.
你要稍微想一想，这意味着什么？,那儿是有人举手么？后面的,请你来回答吧,谢谢你，小伙子,你让我体会到我上课的价值。
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Yen Cu is back there, Yen raise your hand higher so everyone can see.
楚叶坐在后面,叶把你的手举高一点,让所有的人都能看到你
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What you'll notice is this hit and this hand went back up.
你们会看到,先有撞击,然后手会回到原先的高度
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On the other hand, I need to back to your question.
我得回到刚才的问题。
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So if you've ever seen or used an old school typewriter, you might recall that when you're typing something out on an old mechanical typewriter, - when you like hit the char-- when you hit the enter key to move the head back to the left hand side to the next line or you would pull down some lever, it was really a two part process.
如果你们有谁曾经看过或用过老式打字机，可能还记得，当你在,这种老式打字机上打字的时候，当你-,敲入回车键，跳转到,下一行的最左边，或者,拉一下杆，这个需要两步走。
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Getting back to the concept that there are good and bad fats, if we look at the left hand side here, is a table or a graphic showing the fats that tend to have beneficial impacts on health.
回到之前的观点,脂肪有坏有好,看向左边,这是个表格或者说图表,上面展示了对我们身体有益的脂肪
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But that little short hand there is doing exactly the same thing. It is adding that value into some digits and putting it back or signing it back into some digits. And I'll walk through that loop and when I'm done I can print out the total thing does. And if I do that, I get out what I would expect.
加上得到的这个数的,但是这个缩写声明其实是进行了同样的操作,它把我们得到的这个数加到一个数上面去,然后用和对这个数进行了重新赋值,在循环中会去遍历字符串，当完成循环后,程序会显示数字的总和，如果我运行，这个程序的话，我会得到我期待的结果。
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And so this time when you hand it back, this value, I store it in -- we'll say X, and now we actually have retained the value.
这次当你拿回这个值时，我把它存储在X中，现在我们把这个值保存了。
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So Jordan, playing the role of human is going to type or write something down on this piece of paper, GetInt hand it back to, get int.
所以Jordan，担任人类的角色，键入,或者在这张纸上写下点东西，把它传给。
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It watched the back of his neck and hat for a minute, and then a hand came in and sat on his shoulder.
他从后面看了看,那个人的脖颈和帽子，然后将手伸进了车窗,搭在了他的肩上。
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