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So you say well, rather than rushing off and fixing this one bug, let me pull back and ask, bug is this a systematic mistake that I've made throughout the program?
因此我们应该回头想想,这是不是我在整个程序中都，在犯的一个系统性错误，而不是匆匆忙忙的去修复这一个,如果确实是系统性错误的话？
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Let me pull back for a second then.
我过会儿再讲解这里。
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But we'll pull back these layers too before long.
返回的时候也需要返回这么多层。
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Your limbs will pull back even if your head is gone.
即使已经被斩首了,四肢也依然会回缩
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It's firmly adherent to the surface here, it's firmly adherent at the back here, and in between its trying to pull these ends closer together, you can imagine that that's what it's doing, and in fact, that's one of the functions of fibroblasts.
它紧紧地粘附在表面这儿,又紧密的粘附在后面这儿,试着在中间将创口两端拉紧到一起,你可以想象一下这个场面,事实上,这只是成纤维细胞的功能之一
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We'll pull back that layer before long.
我们不久后会撤销那一层。
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So we've looked at how to solve square root we've, looked at two problems, I've tried to instill in you this sense of paranoia which is so valuable, and now we're going to pull back Python and return to something much simpler than numbers, and that's Python. All right?
我们已经研究了如何去求平方根,研究了两种方法,我一直在尝试着给你们逐渐灌输,要偏执的理念，这样的理念非常有价值，现在我们回过头来去学习一些,比数字更简单的东西，也就是,对不对？数学问题很难？
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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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Meaning, I'm just going to write a little loop that does that. All right, so let's go back to our code. That's right, let me pull this over a little bit, so I can see it. And what I'd like you to look at, I'm going to highlight it just for a second here, is those two pieces of code.
意思就是我只需,写一个小循环就可以了,让我们回到代码,让我们向下拉一点,我才看得见,我希望你看看这里。
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