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Why? Because that block identifies a set of things that I'm going to do if the test is true.
为什么呢？这是因为这一块指令,指定了一系列的要进行的操作,如果测试为真的话。
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And, if we wanted to try to fit, say, hydrogen, into this scheme that we have, we have to do what?
如果我们想要让他们符合我们的原理比如氢气，我们需要怎样？
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i If I'm going to keep that item, item i, if I'm going to take it, I give it a 1.
如果我想要保留这个物品,如果我打算带走它。
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Also, if your patron wanted to run for a city office, your patron would expect you to be loyal and vote for him.
作为回报，如果庇护人要竞选官职，就会要求你投他一票。
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If you were to make that change you would find that the molecule now has completely different biological and chemical properties.
如果要做出这样的变化,你会发现,分子的生物形状,和化学性质完全改变了。
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Instead if we want this pointer to represent the address of something in as much as it points at that address let's just draw an arrow.
如果我们想要让这个指针表示,数据的地址，它指向的地址,我用一个箭头表示。
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So when you're pissed off about your grade, the person to take it up with... well, take it up with them.
所以如果你因为你的分数想要发脾气，你要找的人。,恩，你要找的人是他们。
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You guys have to decide whether you, okay. So if you're going to, if you're running you stand up.
你们需要考虑是否你们,这么说吧,如果你们要,如果你要参选,你就站起来
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But,it's hard,if you're fourty-seven years, your job is a pretender to the throne, it's difficult.He had a hard time getting around.
但是,如果你要花四十七年,去争夺王位,是很不容易的,他做得很艰苦
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I study speech, I study speeches, and if I do so, and if I keep thinking about it in a variety of ways, all sorts of frameworks jostle for attention.
我就必定要研究话语，如果我想要从尽可能多的角度研究它，那么各式各样的的语言结构令我眼花缭乱。
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Anybody who wants to argue for a different kind of political arrangement will have to make the case uphill against all tradition.
任何人如果想要支持其他不同的政治构成,必须要冲破一切传统阻力
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So if you want to invent, if you want to innovate, failure is part and parcel with that.
所以如果想要发明，想要创造，失败是不可或缺的。
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If you're going into any science that uses mathematics, chemistry, or engineering, or even economics -- you should find the contents of that useful.
如果你要进入任何要使用数学的理工科专业,比如化学,工程,甚至是经济学,你会发现书上的内容很有用
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It varies with the square of distance so it goes - in order to go twice as far it takes four times as long.
速度是与距离的平方正相关的--,如果要扩散两倍的距离要多花四倍的时间
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This is how they actually compute the payments because you can take, if you want--if someone is borrowing -let's bring it up to today- they're borrowing $200,000.
这就是计算贷款偿还额的方法,比如,如果某人要借款,我们用现实的例子,假设要借20万美元
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Well in the class session that I'll be giving I'll be talking More about the others. I hope to stimulate the Discussion. If you want more information on the slide As my contact information and you can contact me.
在讨论课阶段,我还有相关的其他内容要讲,我希望能激发讨论,如果你们想要幻灯片上的更多内容,可以根据我的联系方式联系我。
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Andrew Meltzoff, for instance, has found that if you go to a newborn baby, and if you find a newborn baby, this is the first thing you should do.
比如说,安德鲁·迈尔左夫发现,如果你接近一个新生儿,当然你首先要做的,就是要找到一个新生儿
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So if we want to talk about the volume of that, we just talk about the surface area, which is 4 pi r squared, and we multiply that by the thickness d r.
如果我们要讨论它的体积，我们要用的是表面面积，也就是４πｒ的平方，乘以厚度ｄｒ
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I just want to remind you, if I wanted to, for example, type in an expression like that, notice the syntactical form, it's an expression, a number, followed by an operand, followed by another expression.
我想要提醒下大家，如果你想要，例如，输入一个这样的表达式，注意语法形式，这是个表达式，一个数字，后面是一个运算对象，后面是另外一个表达式。
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First, it's pointing to the beginning of the list, which initially might be down here at but after a while, might be part way through. And to that, I simply add a halfway point, and then I check.
列表中间的一个部分了，然后我求出列表的中值点,然后看看该点的值是不是等于目标值，如果是的话就完成了，如果不是的话，如果中位值大于我要找的目标值。
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Now, if I've asked the user for a string and then a moment later I ask the user for another string, well, they're going to end up in different locations in memory just by nature of get string.
现在，如果我要用户输入一个字符串,一会儿之后我要用户输入另一个字符串，他们最终是在,不同的内存地址中。
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So, if we want to think about what the first ionization energy is of boron, what you want to do is write out the electron configuration, because then you can think about where it is that the electron's coming out of.
如果我们要考虑,硼的第一电离能，你首先要做的是写出它的电子排布，因为在这之后,你才能知道拿走的是哪里的电子。
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So, if we're going to go to the moon, we're going to go to Mars,we want to be able to produce oxygen, structural metals and photovoltaic materials from in situ resources.
如果我们要去月球上，我们要去火星上，我们则必须要制造,氧气，结构金属和光电材料,就在原地制造。
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If you've got to torture somebody, I say in my nonethical mood,if you've got to torture somebody, do it to her.Don't do it to me.
如果你要找人折磨，我很没道德地说，如果你要折磨人，那就找她，别折磨我。
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If you decide to opt in by a pass fail, I just need to sign your white study card or if you wanna decide before the 5th Monday, just grab the pink slip and I can sign that and you can turn that in at any point and I'm happy to chat during break today or after class if you have any questions or concerns.
如果你上我们的课程只是要一个分数，那么我只需要在你的白卡片上签个名就可以了,或者说，如果在第五周的周一前还没考虑好，把你的解聘书拿来，只要我签个字,任何时候你都开以离开我的教室,当然，如果你有任何问题和疑虑,我也很高心和大家做课下交流。
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But one problem that this also caused is if you're going to put all the books, the documents that you think are scripture,between two covers with the scrolls,you can take one out and put another in.
但这引起了一个问题,如果你要为，那些被认为是圣典的书籍加上封面,如果是卷轴你可以随意取舍。
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My first advice is if you want to make money, which I don't particularly advise, but if you do it's not a bad idea to go into finance.
我的第一个建议是,如果你想赚些钱,虽然我并不鼓励,但如果你要赚钱,那从事金融并不是个坏主意
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But if you need a slave representing your business, and you live in Rome and you need somebody in Ostia, the port city of Rome, to be able to be there and watch your imports and your exports of your business, you need someone who can sign contracts, who can lend money, who can borrow money, who can do things like that.
如果你需要一名奴隶代理你的生意，如果你住在罗马，需要有人，在罗马奥斯蒂亚港口,照看你的进出口生意，就得要能签合同，可以放债贷款，及其他类似事务的人。
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If you're borrowing money for a business, you might want to open a store and you'd want to stock your merchandise and your business won't prosper for a couple years.
如果你是为了经营活动贷款,比如要开一家商铺,或者是要进货,或者你的生意在最初几年都要贴钱
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