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OK. Today, for the rest of the lecture, we're going to take a break from the topic of algorithms, and computation, and things of the sort. And do something pretty pragmatic.
好，今天剩下的时间里，我们不再讲算法，计算和排序这些话题了,我们会做一些非常实用的事,我们主要的讲讲测试。
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In San Francisco, it's something you can pretty much be open about.
在某些方面，旧金山真的是很开放。
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Pardon? I could square x but maybe I should just do something pretty simple here. Suppose-- whoops.
对不起我没听清，我可以求x的平方,但是好像这里我做点简单的,改动就可以解决问题了。
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If you look at weight and risk of Type Diabetes you start to see something pretty interesting.
在体重和II型糖尿病患病风险的关系中,我们能得出更有趣的发现
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So this should be something you can do pretty quickly, so let's take 10 more seconds on that.
你们应该很快就能做出来，再给你们10秒钟。
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It is something that happens pretty much automatically, with a kind of fluidity that Mike has never achieved.
这是一个相当自然就发生的事情，其中的流度迈克从来没有实现过。
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So you feel that you know pretty well how things behave, but then, all of a sudden, there's something way out here.
然后你觉得对市场行为了解的差不多了,但是突如其来,有些东西在这里出现了
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So this is something that, by now, you're pretty familiar with.
就像这样，你们应该很熟悉这个。
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And finally, and most important-- these others have been pretty straightforward-- but what has not been straightforward is something that you might listen to many, many times and not be aware of, and that is chord changes.
最后,也是最重要的途径,上述的三种途径都非常直截了当,不过也有些不那么直接的东西,即使你听了成千上百遍,也不一定会注意到的是和弦的变化
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The Earth seems to be a pretty good inertial system, because on the ground, you leave something, it stays there.
地球看上去是个不错的惯性系,因为什么东西放在地上,都会保持静止
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If there's something worse about story number two, and I think it's pretty clear there is something worse, it's not the separation.
第二个故事又有什么更坏的地方呢，显而易见是有更坏的地方，不是分离本身。
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So we can feel pretty comfortable that it's doing something good with that.
所以我们感觉很棒,程序工作正常。
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They were pretty slow off the mark to do something about this, and it was after lawsuits were filed that they actually made the change.
他们先慢腾腾的应付着,直到诉讼结束时才真正做出改变
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It pretty much boils down to something simple as this.
它归根结底就是这样的简单的东西。
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NULL If a get string returns null, that pretty much means something went wrong and there are a few things that could go wrong.
如果GetSting返回，大致上表示的是出错了,这里有几种出错的地方。
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All right. I tried it on 2, I surely didn't expect a precise and exact answer to that but I got something, and if you square this, you'll find the answer kept pretty darn close to 2.
好，我试试求2的平方根,我当然不希望得到一个完全准确的答案了,但是我得到了一个近似值，试试将这个数平方一下,你会发现结果和2相当接近。
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We can put a list in the list again, as we've seen before. So let's put the list containing the string a, and I'll print out so now we see something pretty interesting about a list, that we can mix up all sorts of things in it, and that's OK.
数组放到数组中去，让我们把这个包含,字符串a的数组放进去,然后再显示，我们看到了一些,挺有趣的事情：我们可以把各种,各类的东西混合着放进去，没问题。
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it becomes a gray area but it should be pretty clear if you can treat something is reversible are irreversible.
这是个灰色区域,但什么可以当作可逆过程处理,而什么要当作不可逆过程,这是相当清楚的。
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We looked at something called Selection Sort and that too was pretty straightforward, at least conceptually.
例如选择排序,至少从概念上来说，它非常简单。
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Yes, and if we have gases involved, it's pretty similar, but now what will have is something like this. We'll have a reaction vessel that's sealed, it's constant volume.
如果涉及了气体，情况也很相似，只是现在的装置是这样的,我们有一个密封的反应容器,它的体积是恒定的。
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If I'm saying something that you don't understand, the chances are pretty good that there's 25 or 50 other students in the class who don't understand it either.
如果我正说着什么你不懂的东西，那时就是举手的好机会,因为有25或50个别的学生,也不懂。
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or sorry, you did choose to show up today, we'll understand, but please also understand that the TAs won't have a lot of patience with you if you're asking a question about something that was either covered in the readings, or covered in the lecture and is pretty straight forward. All right?
你确实决定了来上课，我们会理解你的，但是请明白,当你问了一个,既在阅读材料里,也在课堂上讲过的浅显问题时，助教们可没有太多耐心,接待你？
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