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All right. So let's think about how to draw the oh, actually, let me let you tell me how we should start this Lewis structure.
好，那么我们来想一想应该怎么画,噢，实际上，我想让大家来告诉我,我们应该怎么开始画这个路易斯结构。
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So, I taught myself how to program because I wanted to learn how to draw a map on the screen.
所以，我自学怎样编程，因为我想,学习怎么在屏幕上画一张地图出来。
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And, I know I need to come up with four symmetric equi-length bonds, and let's just see, let's draw the structure here.
我想我们需要,4个对称的等长的键，让我们画出CH4的结构。
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What I want to leave you with is my picture, not a very elaborate picture, of what Biomedical Engineering is to me, and two parts of it.
我想给你们看我画的这张图,图虽然画得不太好,但包含了我对生物医学工程的理解,有两部分
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We may be in a recession now; a lot of people are saying that, so I would be tempted to draw a new line here, somewhere around here, maybe December of 2007.
也许现在正在经历衰退,人们普遍这样认为,所以我想在这画条新的直线,画在这附近,也许是2007年12月
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And if I did this, and again, don't scribble too much in your notes but if we just make it clear what's going on here, I'm actually going to delete these strategies since they're never going to be played I end up with a little box again.
如果我再进行一次,别在笔记上乱画,我们只是想知道最后会怎样,因为这些策略不会被人采用,所以我剔除掉它们,最后我得到了一个更小的方格
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Remember last time, we wrote this simple piece of code to print out even or odd. If, you know, x, it was in fact, even or odd. So let me show you what a flow chart for that would look like, because I want to make a comparison point here.
记得上节课我们写过的,那个显示奇数还是偶数的程序么，如果，你知道，x，实际上是奇数还是偶数,那么让我来为大家画个这个程序的流程图吧，因为我这里想为大家做个比较。
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This is my humble drawing to indicate discrete sodium chlorine pairs.
我画的比较丑,想表示不连续的氯化钠对。
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Well one reason I want to go back is you'll notice I've been putting up these lines on the board and when we visited elections on the second day, we said that you could think of that line on the board, as being not just left wing, right wing politics but also some dimension of products.
原因之一是我想你们将注意到,我在黑板上画了一条线,当我学习第二天学习的选举时,我们讲过你们可以想象黑板上有条线,不仅是左派和右派的政治家,还可以是某种产品特性
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