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"But,look,we just do not know enough " Biden was speaking on NBC's Meet the Press program.
VOA: standard.2009.06.14
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And here I want to look at page let's see--page 79, actually first on 47, just in passing quickly.
让我们跳到第七十九页,在七十九页，同学加快动作。
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I go on the website all the time and just look,
我会一直在网上搜他的东西，然后一直看，
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And many people would look back on Dell and say, "You just went straight up." Well, not exactly.
回头看戴尔的发展历程，很多人会说，你们的业绩直线上涨，其实并不尽然。
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Scratch And after just a few words on Scratch which we'll look at in more detail on Friday will you actually feel that you know what, this is actually very intuitive.
现在先粗略介绍一下,周五我们会更详细地讲,你会感觉到这其实是很直观的。
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So, if you're at hanging your exam from high school on the fridge and you want to make it look more impressive, you could just rewrite the question as that, and essentially you're answering the same thing.
所以如果你把你的高中测试题,挂在冰箱上,而且想让它看起来更难忘，你仅仅重新写出这个问题就可以了，本质上你是在做相同的事情。
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And if you look on page 83, this is just one of many, many examples.
你们看看83页，这只是众多例子之一。
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Right, and just to get a sense of this, let's look at a simple little example, so on your hand-out, you'll see I've got a little piece of code that says assuming I've got one of these points, I want to do things with it, for example I might want to add them together.
这些数组中的一个，你怎么能够知道，它是哪种类型的呢？,你怎么知道它是以笛卡尔坐标,表示的还是以极坐标,形式表示的呢？,你没有可以用来区分的东西，你没有说明这种信息,聚集实际上的意义。
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Let me just briefly look at the ride on the way down.
让我简单的来讲解一下下降过程
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It's the old gray but dark philosophy that you should just look at value But, one of the things is when people have given up on a company--that's the perfect time.
就是那个陈旧黑暗的哲理,你应该只注重价值,但是，还有一种情况当人们都抛售了,某个公司的股票--那就是个极佳的时机。
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So these are just some pictures to show you what the smallpox lesions look like on the face of a child, and then distributed over the whole body of an adult, to give you some better idea of what kind of a disease this was.
所以这里给你们展示一些图片,这就是小孩脸上的天花伤痕,这是天花遍布成人全身的样子,它能让你们更好的理解,天花是一种什么样的疾病
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And again, anytime I'm doing algebra on the board, someone should check me at home, so just have a quick look at that. Is that right?
还有,每回我在黑板上演算,你们都帮我检查一下,看看有没有算错,这次算对了吗
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And we've all been in this, where we know that it's shameful to look at this, just drive on, as Socrates would say " "mind your own business," and yet at the same time we feel, even against our will, compelled to look and think about that.
而我们都经历过这码子事，我们都明白那是不道德的人才看，我们本应继续驶离，就像苏格拉底会说的,“管好你自己的事“,但同时我们就算是违意，仍不得不看，并满脑子想着要看。
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Your problem is to only look at the forces of contact on you, and that is just this f.
你只需要注意那些直接作用在这个物体上的力,那就只有 f 了
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And now we're asking you to look at krypton, so the atomic mass is 36. You can actually just grab that handout the second handout on the exam and look at the periodic table there. So, which of the following ions listed is isoelectronic with krypton?
现在我们请大家来看一下氪原子，它的原子量是，36，大家其实可以拿出这张讲义,第二份关于考试的讲义,看一下上面的周期表，那么，下列离子中，哪一个是与氪原子是等电子的？
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Remember he goes in to the prostitute's house, Mrs. Watts's, and he's got a hat on, and the hat just makes him look like a preacher.
记得有次他去Watts太太的妓院，他戴了顶让他看上去，像传教士的帽子。
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But just to be really clear, I've written out exactly which equations you do have to memorize on the front here, so long as you know those, the rest you can just look up.
但是让大家清楚，我已经,把大家需要记住的公式都写在前面了，只要你知道了这些，其它的就只需要查了。
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It allows us to look not just at the anatomy of what's going on inside your body like an x-ray does, but to look at the chemistry, the biochemistry of what's happening inside a particular organ or tissue in your body.
这种方法不仅能够像X射线那样,使我们从解剖学的角度观察体内的情况,还能了解到,在体内特定的组织和器官中,发生的化学 确切说是生物化学过程
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