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So that's the key thing to-- to realize; that what the assignment did was have two separate paths to the same object.
认识到赋值会造成两个独立的绑定到;,同一对象上这件事情很关键,因此我可以通过这一条或者。
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and I think that's something they can experience when they go on exchange to another university.
我觉得这是交换到别的大学的学生可以体验到的。
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In fact, you could be sitting three years from now waiting before commencement and you can get that grade adjusted.
实际上，你可以从现在到知道毕业典礼前,一直坐等三年,你可以更正成绩。
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Now I'm going to pause for a minute and let you ask questions, or make comments,or throw things,or whatever.
我暂时说到这儿，你们可以提问，或评论，扔臭鸡蛋，都可以。
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If you scroll back up on the printout or screen here, you'll see that you can actually not only declare function's prototypes, their general structure.
如果我回滚到打印输出或者这个屏幕，你们将看到你们不仅可以声明函数的原型,它们的一般结构。
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When we consider the degree of Milton's anxieties about his own attachment to classical learning, I think we can see the significance of Mammon's actions here.
当我们考虑到弥尔顿对于古典文献学习的,极大热忱，我认为我们可以,看到贪神在此这么做的意义所在。
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There's no price per share that you can observe and the banks can't do anything except passively receive the dividend.
这里没有可以观察到的每股价格,这些银行也不能做任何事,除了被动地接受股利。
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So, the size still for an s orbital is larger than for a d orbital, but what we say is that an s electron can actually penetrate closer to the nucleus.
轨道的尺寸比,ｐ轨道还是要大，但我们说的是ｓ轨道可以,穿透到更接近原子核的地方。
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OK, and you can see that this thing ought to unwrap, it's going to keep extending out those multiplications until gets down to the base case, going to collapse them all together.
好，你可以看到这种方法,是怎么解决的,他一层层的将乘法展开一直到最底层,然后将他们一起乘起来。
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I move my hands around, my mouth is going up and down, it walks from one part of the stage to the other part of the stage.
我的双手可以挥舞,我的嘴唇可以翕张,我可以从讲台的一处,走到另一处
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And let's work--we'll hear that again, but as you can see and then hold on that and then the changes came a little bit faster and faster.
我们开始吧，然后就可以再次听到了，不过就像大家可以看到，然后继续保持到,再开始有变化，变得越来越快。
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Two hours,you can be on a damn train to New York City and you'll be lucky if you get eighty miles in two hours, or an hour and fifty minutes.
要知道,两个小时都可以做火车去纽约了,但如果是步行,八十公里你一个小时五十分钟,到两个小时内走到就算不错了
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It's tabulated in books, and this we can measure p in the experiment. Delta p here is the change in pressure from the left side to the right side, and we can put a thermometer, measure the temperature before the experiment and measure the temperature after the experiment.
这列在书上，这个量我们在,实验中也可以测量，在这里Δ,是从左边到右边的压强变化，我们可以放一个温度计，去测量实验前的温度,再去测量试验后的温度。
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So the strategy choices, we're not going to do it in hours, let's just normalize and regard these choices as living in 0 to 4, and you can choose any number of hours between 0 and 4.
我们用小时数来表示策略吧,用0到4的数字来标记这些策略,你可以从0到4中任选工作的小时数
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In the early days when there are four or five formulas, you could memorize all of them and you can try each one of them until something works, but after a couple of weeks you will have a hundred formulas and you cannot memorize all of them.
刚开始我们只会涉及到四,五个公式,你可以全部记下来,你可以一个一个试,直到解出答案,但过了几个星期,你就已经学了一百多个公式了,你没法全部记下来
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If we defined food differently: that it's something that nurtures the body, something found in nature, something that doesn't harm the environment-- there are a number of criteria one can apply to define a food-- then we might come up with a different definition than this, but this is the way the nutrition field generally looks at it.
如果我们给出不同的定义,滋养身体的物质,在自然界找到的物质,不会威胁到身体的物质,有很多标准可以拿出来定义食物,我们也许可以就此重新进行定义,但这就是营养学看待食物的方式
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So I mean philosophy can talk about how do we know we got a table here between us. Right?
比如，哲学可以告诉我们是怎么感知到,我们之间有一个桌子，对不对？
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You can put a variable there, and because it's not encapsulated in curly braces, as we just discussed, that essentially means it's accessible everywhere in that file.
你可以加入一个变量，因为它不是封装在花括号里，就像我们刚才讨论的，本质的意思是它可以在文件的所有地方,都可以被访问到。
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Well, I could just not consume anything this year and I could wait until next year and consume the terminal value.
当然,我今年也可以分文不花,到明年再以最终价值花掉
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When the date came, you would cut the coupon off and go to the bank and get your interest payment.
到息日到了以后，你就可以剪下这张息票拿到银行,去兑换利息。
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As we said, Newtonian mechanics does work in most cases, it does work when we're discussing things that we can see, it does work even on things that are too small to measure.
在大部分情况下都适用,对我们可以看到的东西,它都能适用，甚至对一些小到,无法测量的东西它也可以适用。
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And if you put this in the well-ventilated area, if you prepare this outside, the h c n gas will actually be released into the air, so you're safe, you can eat it later.
而如果你把它们放在通风良好的地方，在室外处理，那么氰化氢气体,将会被释放到空气中，这样你就安全了，过后就可以吃了。
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- Now the bottom-- the little underscore in the bottom right hand corner represents the blank tile and just as with my thumbs I would move 4 down or maybe 2 to the right.
现在下方,右下方的下划线表示空白片,我可以用手指将4移下来,或者将2移到右边。
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Now that I've gotten that bound as a name, I could go in and do things with that.
我可以到它内部，去做一些操作，我可以让它给我返回。
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So I can go from 8 to 4 to 2 to 1, so that's 3.
我可以从8到4，到2，再到1，所以是3次。
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So it turns out that we can, in fact, use the energy levels to predict, and we could if we wanted to do them for all of the different wavelengths of light that we observed, and also all the different wavelengths of light that can be detected, even if we can't observe them.
事实上我们可以用能级预测,而且如果我们想的话，我们可以,对所有观测到的光的波长预测，也可以对所有探测到的光预测,即使我们看不到它们。
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So let's not put him only on the spot; there's a whole bunch of us in this room and we can actually apply this same idea not to these phone books but actually to other real world problems, there's a whole bunch of people in this room.
所以我们不要只让他一个人体验,教室里还有一大帮人,其实这种方法不仅可以用来查找电话簿,还可以应用到现实生活当中,教室里有这么多人。
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We give you a very rich table of constants that's got all kinds of things from the mass of the electron to the speed of light, and all this stuff to the requisite number of significant figures. And, in addition, you are allowed to take in one sheet of paper, 8 1/2 x 11 one sheet 8 1/2 x 11, you can write anything you want on it.
我们会给你一个很详实的常量表,将会涉及很多方面，从元素的电子,到光速，这些内容到有效数字的定量,还有，你们可以带来一张纸，纸的规格是，可以写任何你们想写的东西。
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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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We're going to have other ways of building them, but it could be a collection of all the primes. Hm.
但是我们很快就要学习到，实际上这些集合是可以是任意的。
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