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"We are telling parents, 'Hey this is what was available on the Internet,this is what your kids are able to do and some basic tips on if you want to increase security this is how you can do it,"
VOA: standard.2009.12.20
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Thermodynamics is asking you, what work does this thing do on the surroundings or the surroundings do on the system?
热力学在问你们，到底是系统对环境做功,还是环境对系统做功？
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You can say "this is where I am right now and this is what I'm going to do very, very soon."
你可以说，“这是我现在的情况，而那就是我很快就要做的事情。”
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OK, now what I want to do is just describe a little bit of how do you measure all this stuff, right?
好，现在我要做的就是,介绍一下怎样来测量这些东西？
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And so what you want to do and again we'll come back to this later in the term, is something called regression testing.
却又出问题了,然后你想怎么办呢？,我们会在这学期晚些时候,讨论这个被称为回归测试的东西。
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Now, it's interesting because the other four books of the Pentateuch never mention a king. In Genesis through Numbers none of the legal materials say when you have a king this is what he shall do.
有趣的是，摩西五经中的其他四本经书,从来没有提到过国王，从《创世纪》到《民数记》,从没有一份正规的材料说,当你有了一位国王后，这些就是他应该做的事情。
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Today what I want to do is give you some sense of this body of writing.
今天我想做的是给你们灌输一些有关这种写作文体的概念。
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And then what I'll try to do during this lecture is giving you a broad overview about some of the innovations in the educational uses of technology.
在这个讲座中我将会,对一些将技术应用于教育领域,的创新之举做一个综述。
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Now, this is underwhelming with what you can do in just a second in this particular language.
该语言在一秒钟内就可以做出,一些意想不到的事情。
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What this does is it brings up this issue of why are you here, what do you hope to get out of this course?
所以我要问你们为什么来这，你们期望从这门课中学到什么？
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Now what I want to do is take you exactly to this place where we are right now, where we see energy levels and electron filling, but I want to start all over again and I want to use a totally different approach.
现在我想做的是带你们,到达我们现在所处的地方，我们能看到能量级和电子分布的地方，但我想重新开始,而且用一个完全不同的方法。
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This is what I'm telling you you'd better do.
我告诉你,你最好这样做"
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And this is exactly what the neuron will do all over before going into recepting into a tumor, for example if you have under your brain to know what the different regions of the brains do.
这就是在阻截肿瘤的时候,做神经手术要做的，比如你明白了大脑,不同区域都做些什么。
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What do you hope to get out of this besides ? satisfying interests of the course which is a legitimate concern?
除了满足兴趣之外,你想在这门课上得到什么,人都会这样想？
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So what she's going to do is start loading up the electrons, and you see this wand here move slowly, and it takes a while to do it, start become perpendicular.
所以她将要加载电子，你们看到这个棒慢慢地移动，这个需要一段时间，开始变得垂直了。
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But how do you kind of decide this is really what I feel like I wanna do with?
但是你是怎么决定,这才是我想要做的事情呢？
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And,of course,the challenge -- so this is the latter part of the course-- is what do you do with this and Europe?
当然,质疑是,这部分会在日后课程提到,即该如何处理这和欧洲各国的关系
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Maybe you don't even know what this-- do you all know what carbon paper-- I guess you do know what this is, right?
或许你们甚至都不知道这是什么东西-,你们都知道复写纸吗-,我猜你们都知道这是什么，对吧？
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What this is is learning the relationships between what you do and how successful or unsuccessful they are, learning what works and what doesn't.
操作性条件作用,是在学习行为与成功,或失败程度之间的关系，学习什么行为起作用,什么行为不起作用。
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So what I want you to start thinking about is: do you believe this model?
我想让你们应该考虑下,你相信这个模型吗
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Here is the deal: What I am going to do is ask you-- this is all voluntary, you don't have to do it-- here's the deal.
交易是这样的，我要做的是要求你们-,纯属自愿，可以不做，交易是这样的。
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What I want you to do is just think about this.
只是想让你们带着这些问题去思考。
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Well what you do is you bomb the food and you use something called the bomb calorimeter that looks like this, and so essentially what you do is you put the food in this device that sits inside water.
我们要做的是燃烧食物,使用一种叫弹式量热器的工具,像这样,把食物放入这种仪器中,仪器会浸入水里
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So what I want to do in this class is be honest with you and tell you, "You've really done work here to be extraordinarily proud of yourself" versus "Yeah, you've done something okay" or "You've done good work.
所以我想在这个课程里和你们坦陈相待，你们真的是在学东西,让自己及其骄傲“,而不是说你们做的差强人意“,或是你们干的不错。
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What I would like you to do is to remember this and four years from now, when most of you are ready to graduate, if that one person in here would email me okay?! and let me know who it is, okay?
我希望你们,记得做的是四年后，当你们大部份人准备毕业时，那人能写封电邮,让我知道他／她的大名？
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Now. Two other things, before we do this last example. One is, I'll remind you, what we're interested in is asymptotic growth.
好，我们看最后的例子之前还有两件事情,第一是，我要提醒大家，我们感兴趣的是渐进的增长率。
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Now, this is an important lesson in what you do in science.
现在是你们科学教育中,的重要一课。
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This is boring. In fact, you can do some nice things to prove what is the class of functions you can compute with straight-line programs, and what you'd see if you did that is, it's not particularly interesting.
这很无聊，实际上，你可以通过做一些很有趣的事情,来证明你可以通过直线程序,来做很多功能，但是你也看到我们之前讲过的了，这不太有趣。
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I'm going from V2 to V2 dv - what do you think this integral is? Right, W1 so this is easy part, zero here.
这样才保证了过程的可逆性,下面来计算，路径1的功。
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Just take a look: if this is 9, 5 divided by 9 is always going to be 0 point something, and if you thus have two integers and you're rounding down, which is what happens when you do integral math we're using this operator, I'm going to get zero times whatever.
稍微看一看：如果这是9，5除以9会得到,0点几，如果你用两个整型数,你舍去小数，这就是当你们,用整型数使用这个操作的所发生的事情，我将得到数值0乘以任何一个数字。
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