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There are children who by a relatively modest donation to an effective aid agency, you could save their lives.
要拯救这些儿童的生命,只需要你向比较有效的救助机构,捐赠适量的钱款。
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that it's not needed that you don't want whatever it is near you or around you
你不需要这些东西,甚至当它们出现在你身边时你也不想得到。
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However, the thing to remember is, when you look at heats of reaction under those conditions it's all well and good.
相反，需要记住，当你需要知道反应中放出的热量时,这些量是很有用的。
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The idea behind all these algorithms is that what's ultimately important is how many comparisons you ultimately need to make.
这些算法的思想是,你最终需要做多少次的比较,这才是真正重要的。
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These, they are all really smart people, which is why we brought them and we want to leverage the fact that they have a lot of really good ideas and can do a lot of the stuff themselves, but how you make sure that it's conforming to standards, you know.
他们都是聪明人，我们雇佣他们,是看重他们有着绝佳的点子,并且拥有独立开发的能力，但你需要确保,这些点子以及产品都符合标准。
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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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And you have pretty good ideas of what these mortgages behave like over a period of time.
你就能知道,这些新增贷款情况如何了,这需要一段时间。
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I need a contract that says, here's what I want in terms of things that you're going to take as input, to begin your part of the drama, here's what you're going to produce at the output, and the details of what they do inside are up to them.
这些作家相互沟通进行工作呢？,我需要一封规格说明书,我需要一份合约，上面列出了我想要你做的事，这些是你要再开始时做的输入,这些是你要的输出,细节工作就取决于它们了。
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So it is a very thin and quick move, one on a second, by which I mean that one electrode, one set of neurons is the a very important piece of the puzzle, but not all that you need.
所以说，这是一个非常细微而迅速的动作，一秒钟一次，我是说一个电极，一组电极对于去猜整个谜很重要，但是你需要的远不止这些。
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Here's an example of using a large animal by inserting the gene that you're interested in, you can make this animal into a factory for the kind of protein that you would like to make.
这就是一个通过植入你所感兴趣的,基因来利用大型动物的例子,你同样能把这些动物变为,你所需要的目标蛋白的加工厂
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But you get the beginnings of that sketched in the readings, and it's a judgment call you've got to make.
你通过这些阅读材料得到一些初步了解后,你就需要作出判断了
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If you have a brain, and a body, and a metabolism that wants calories, it wants fat, it wants sugar, it wants a broad variety of food so you can survive, that would be good if you lived in certain parts of the world today.
如果你有大脑,有身体,有新陈代谢,这些都需要能量,就需要脂肪,需要糖,需要极其多样食物,你才能活下来,世界上只有部分地区可以保证这些
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Something that you need other people to understand needs to happen.
你需要其他人明白这些事必定会发生。
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You get the idea that everything arises from the extraordinary mental acuity or spiritual insight of an author and that what needs to be understood about literature is the genius of its production.
你发现一切,都源自这些作者的敏锐头脑和深刻见解,关于文学，你需要理解的,是这些天才的作品。
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Whatever you needed,you got from the best minds in the field.
无论你需要什么，这些精英都能满足你。
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So, you turned in p-set 3 today, but we'll have the answers posted for you this afternoon, so you can start studying from p-set 3, even as early as tonight, if you want to, because those answers will be there for you.
今天大家应该要交第三次作业了，而我们会在今天下午将答案给大家贴出来，这样大家就可以尽快开始复习第三次作业的内容了，甚至今天晚上就可以开始，如果你需要的话，这些答案将会给你一些帮助。
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So you don't need to memorize any of this, you're actually going to be handed this.
因此，这些你都不需要记，这些都会发给你的。
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You'd love to have a system that spots that for you, but it's not possible.
你需要一个系统来帮你记录这些，但是这不可能。
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Now the bases, and you don't need to memorize the structures of these I'm going - I'm describing the whole molecule to you in its molecular detail and then we're going to simplify it down to a version that we can talk about more easily.
现在讲碱基,你不需要记住这些结构,我将给你们详述整个分子,的结构细节,然后我们把它简化为一个模板,使我们更容易讨论
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And what the physicalist would need to do for each one of those-- For each one of those you can imagine a dualist who says, "We need to believe in a soul so as to explain seances.
对于这些东西,物理主义者该怎么做,对于这些,你可以想到二元论者会说,我们需要相信有灵魂才能解释通灵
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That's a lot harder of a problem to solve if you need to reconstruct the fragmentation, yeah.
如果你需要重构这些碎片,会有很多很难的问题等着我们。
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They might need to go through the rules with you, you might need to remind them.
他们可能需要和你一起把这些规则过一遍，而你可能还需要帮他们回忆这些。
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This tightly connected set of facts about us-- beliefs, desires, reasoning, strategizing, planning-- you need to appeal to a soul"-- so the argument goes--; "You need to appeal to a soul to explain that.
这些与我们自身联系紧密的东西,信仰,欲望,论证,谋略,规划,非得诉求灵魂才能解释,这个论点于是变成这样,你需要诉诸灵魂来解释这些
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Now I isolated these cells maybe from the head region of the embryo, the region that's going to develop into the brain, so that would be a good place to look if you wanted cells that were going to develop into the brain.
现在我可以从胚胎的头部,分离这些细胞,从就要发育成为大脑的这些部位,这是取得你需要的细胞的绝佳位置,如果你想要发育成大脑的细胞的话
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And that we need to see your work to get full credit, and then especially if you get things wrong, we need to know where it went wrong.
我们需要看到这些才能给你所有分数，尤其是当你出错的时候，我们需要知道是哪里错了。
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Now we can think about the fourth period, and the fourth period is where we start to run into some exceptions, so this is where things get a teeny bit more complicated, but you just need to remember the exceptions and then you should be OK, no matter what you're asked to write.
现在我们可以考虑第四周期，而且在第四周期,我们会遇上一些特例，所以事情有,一点复杂，但是你只需要记住,这些特例然后就没有问题了，无论你被要求写什么。
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We have 266 ping-pong balls, and we need someone, hopefully you, to be some radioactive material that are going to be emitting these ping-pong balls. And when the time comes, in just a minute, I'll ask the TAs to come down and hand these out very quickly to you, so we can do this experiment.
你们有些人那天，看到我在办公室数乒乓球，我们需要几个人,希望是你,来作为放射材料，放射这些乒乓球,等会我会让助教,把这些球发给你们。
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