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So let me go back up here, and I'm going to comment out that region, and let's uncomment this region.
那么让我们回到这里，我会为这个区域添加注意，让我们先取消注释。
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I'm generally pretty impressed by what the, what my classmates have gotten up to before they came to school here.
我的同学在入学之前已经完成的事情让我印象深刻。
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so I'm heating up the system in this path here, and then to connect the 2 endpoints here, a constant temperature path.
需要再用，一个等温过程，这两个状态。
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So, the broker calls you up and says, Google wants to buy all of its shares--I'm being silly here.
然后经纪人给你打来电话说,谷歌想购回所有股份...这当然是我编的
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Here I've got to scroll up here if I'm looking and then I've got the visual cortex engaged.
如果我还得去看些什么东西话,我的视觉皮层就会发挥作用
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In fact I don't think the thing ever comes back, so I'm going to stop it because it really gets hung up here. And I'm going to restart it.
所以我想让程序停下来，因为我们卡在这儿了,所以我得重新开始一次。
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I'm going to get two T.A.'s up here, why don't I get Ale and Kaj up here.
我找来两位助教,请艾尔和卡佳来到讲台上来
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I'm going to open up a program called positive1.c. I'm going to scroll down to the juicy part here.
我将要打开一个叫做positive1，c的程序,我们翻到这个有趣的部分。
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And what I'm showing here is not on your notes, if you're interested you can look it up in your book.
我这里展示的没有在你们的讲义里给出，如果你们感兴趣的话可以看看课本。
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It's a very important point, if you see the very simple math that I'm showing up here.
这一点要特别注意，看看这个简单的数学表达式。
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to take my cylinder now, and the external pressure and the internal pressure are not going to be I'm going to start with my cylinder here, I'm going to put little pegs here so it doesn't fly up.
活塞内外的，压强不相等,我们在,放上插销，以防止活塞。
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I've certainly written code that has this problem, I've tried to use my own code that has this problem, and good to us, right, good hygiene, I'm going to use that word again here, of getting into the habit of writing defensive code up front, it's part of that collection of things that you ought to do is a great thing to do.
我举手了吧？,我当然写过犯这种错误的程序了,我也尝试过应用含有这种错误的代码，不错，好的卫生，我还是要用这个词,对我们有帮助，养成写防卫性,代码的好习惯，是你应该做的,一系列事情之一,也是我们日后要做的主要的事情。
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I'm giving it to Jude. You can't see this on camera--people at home-- but I'm giving it to Jude okay. I'm going to put it here, and Jude has to show up next week with the prize.
我给裘德了,看视频的你们看不到裘德,但我把钱给裘德了,我放到这里了,裘德下周会带着奖金来的
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It says, if I want to print out something I built in Cartesian form up here, says, again, I'm going to pass it in a pointer to the instance, that self thing, and then I'm going to return a string that I combine together with an open self and close paren, a comma in the middle, and getting the x-value and the y-value and converting them into strings before I put the whole thing together.
这不仅仅是个列表,它是怎么来做的？,流程是：如果我想要返回,一些已经在笛卡尔模式下建好的值，好，再说一遍，我首先要传入一个,指向实例的指针,也就是，然后我会返回一个,由开括号，闭括号,中间的一个逗号,以及提前转换为字符串格式的。
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And the path that I'm describing then, let's assume that we're raising the temperature up is this path right here.
经过一个，等压过程,路径就是这样。
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The message I'm trying to get to here, because I'm running you right up against time, is I have to be careful about what's a primitive step.
我想说的事情是，因为我正在跟大家讲算法时间复杂度，我们需要注意一个基本步骤的定义,如果我可以假设。
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So I'm claiming that there's some quantity up here.
这里要用到以前学过的一个量
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What does that say? It says if in the code up here I get an exception of that sort, I'm going to go to this place to handle it.
这意味着如果在代码中,我得到一个这样的异常,我能到这里来处理它。
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This is me writing one hour of that episode of Pirandello and telling the other authors, here's what I'm assuming as you use it. So it's up to me to do it right, but if I do it, I'm going to specify, what does this function do?
作为一个程序员,我得为用户提供一些信息,这正是我写写的皮兰德娄戏剧的一小时片段,并且要告诉其它的作家，这是我希望你使用的地方，所以由我决定怎样去做好它？
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So we came up with two formulas, which are similar to the two that I'm showing here.
所以我们得到了两个公式，它们和我展示这两个,很类似。
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Then I'm going to release these little pegs here and my piston is going to shoot up now p1 because p2 is less than p1.
现在移开插销,活塞就会往上冲,因为p2小于。
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The end test-- and I've got the wrong glasses on but it's up here, where I'm looking to see, is last minus first less than or equal to 2?
最后一次比较，我看错了,在上面，last减去first是不是小于2呢？,好的，既然我得到了一个？
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There's a keyword, which I'm going to highlight right up here, print, which is in, I don't know what that color is, orange?
这里有个，我要高亮显示的，包含print的关键词，我不知道这是什么颜色，橙色么？
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So what I'm leading up to here is that we've got a problem.
假设实际上p1和p2是,我用极坐标形式表示的。
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