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"There is still support, but at the same time, there is growing desire to know how long this support should continue and the result."
VOA: standard.2010.05.26
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OK, so now the question is, how do we know the first place that this is a suitable reductant?
好的，现在的问题是，我们如何能知道第一步中,镁是一个合适的还原剂？
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To figure out even what this thing is, let alone how to use it properly. So, you know, I'm sympathetic.
就连认出这是什么东西（都很困难），更别说正确应用它了，所以我很同情这点。
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"How does this hunk of flesh, which is not much different from a muscle,you know, it's just a bowl of porridge how does it produce the mind?
VOA: standard.2010.01.15
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Now the question you'd need to ask yourself is how do you know this didn't happen to you last night?
现在你要问自己的问题是,你怎么知道,昨晚你没发生这样的事？
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"that are against this move-are asking is this, 'How do we know that the Americans and the West are basically going to let the Russians live up to their promise of giving the uranium back?
VOA: standard.2009.10.28
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Also, it is cylindrically symmetric around the bonding axis, so this is how we know that it's a sigma orbital.
此外，它关于键轴是圆柱对称的，这就是为什么我们知道它是sigma轨道。
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This brought in their writing skills. After we talk about all of them, we will write the numbers down - now this is three and two more - before we even tell them the plus sign, you know,how to join things together."
VOA: standard.2010.08.10
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How do we know the mass of this is 5 kilograms?
我们怎么知道质量就是 5 千克呢
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Philip Peters, Vice President of Lexington Institute, a private research orgnization based in Virginia, disagrees with members of Congress who assert that ending TV Marti broadcasts would strengthen the Castro regime in Cuba: "I don't know how we have gotten ourselves in the position where this particular instrument of public diplomacy is a test of everyone's manhood with regard to Communism in Cuba.
VOA: standard.2009.06.18
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It illustrates again this idea that how much of this ancient text is it important for you to know, on its own terms,in its historical context in the first century, or how is it important for you to know in the way it's been interpreted for the last 2000 years?
这又一次说明了,你对这部古代文本的了解，是对其本身100年间历史脉络的了解，还是在过去2000年间被解读的,哪个更为重要？
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When we're just interacting with idol, with the interactive editor or sorry, interactive environment if you like, that's what you expect. What's happening is that we're typing in something, an expression it doesn't know how to deal. It's raising the exception, but is this simply bubbling up at the top level saying you've got a problem.
就发生了其中之一是吧，当你在交互数据处理或者是在交互编辑器，抱歉，任何你喜欢的交互式环境中，你可能会遇到这些，如果你在输入什么内容,譬如一个它不知道怎么处理的表达式,它就会报一个异常,但这是否是简单的,把你遇到的问题冒到最顶层呢？
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If we had perfect financial markets-- and this is intuitive-- and I don't know how obvious this is, it's obvious to me, but it's an intuitive point of great importance-- nobody would suffer alone.
如果我们有完善的金融市场-,这就很直观-,我不知道这有多直观，至少我觉得显而易见，这是一个很重要的观点-,也就是，没有人会独自承担风险。
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As we'll discuss in the class, and most of you probably know this, your body weight is a function of how many calories you take in and how many calories you burn off through metabolic processes but also physical activity.
我们将会讲到,而且你们中的大部分人可能也知道,你的体重随着卡路里的摄取量,和代谢中的消耗量而变化,还跟肢体活动有关
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I think what makes a difference is not only do you, yourselves, know better how to play this game now, but you also know that everybody around you knows better how to play the game.
我觉得因为不仅你们自己,玩这个数字游戏玩得更好了,你们也了解到周围的人,也玩得更高了
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Now why--and here is the question why do we get this nervousness about the relationship between what I know and how I know it arising at this moment?
问题是,为什么那时候我们对,我知道什么和我如何知道的关系如此神经紧张？
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This is the first full paragraph: I don't know how to cure the sourcitis, except to tell you that I can discover a good many possible sources myself for Wise Blood, but I am often embarrassed to find that I read the sources after I had written the book.
这是第一段的全文：,“我不知道如何解决资料来源的问题，只能告诉你,我自己发现了很多《慧血》的材料来源，但我经常觉得很难堪,因为我在完成了那本书后才读的资料。
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So I just have to see, oh, here's a D, let me keep looking, D here's an A, keep looking here's a V, here's an I, here's a D and yet, and this is one tidbit we introduced a week or so ago, how do I now know if I'm just given the address of the start of the string where the end is?
我只需要看到，哦，这里是一个D，让我接着往下看，这里是A，接着这是V，这是I，这是,然而，这是我们一周以前介绍的花絮，如果你给我一个字符串开始的地址,我怎么知道它什么时候结束？
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and you can say "I know, I know this is how it is, but this is how I want it to be or this Is how I am really feeling."
你可以说，“我知道，我知道这是怎么回事，但这就的确是我想做的事或者是我真实的想法。”
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The other thing that we know, which is what we were just discussing when we were going through the table is how this all relates to energy.
另外一个我们知道的事情就是，我们看这张图表的时候,我们讨论了,它和能量之间的关系。
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So, how do we know, if we've got this play, whose position is Plato's position?
那么,我们如何辨别,在戏剧中,谁代表柏拉图本人的立场呢
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And the obvious worry that gets raised in the dialogue at this point is this: How do we know that when the death of the body occurs the soul doesn't get destroyed as well?
在对话中的这个阶段,一个明显的担忧就是,我们怎么知道,当肉体死亡的时候,灵魂不会随之被摧毁
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The idea in this course is that by being a financial markets course, you have to know how the world works.
这门课的要旨在于,一门金融市场课,你会从中学到世界运转的方式
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And the question is, so how many pigs does he have, and how many chickens does he have? Wow. What a deep problem, right? But you're going to see why we're going to use this in a second. So you know how to solve this, this is a fifth-grade problem, right?
为了避免歧义，这些猪和鸡都是健全的,现在问题是它到底有多少只猪和鸡呢？,多深刻的一个问题啊，对吗？,但是你将要看到的是,我们为什么要举这个例子,你知道如何解答这个问题？
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Katie, how do we know this is not an equilibrium?
卡蒂 我们怎么知道它不是一个均衡呢
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That's how we know this is me speaking.
因为这是我本人的回答。
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I don't know how well you can see it in this figure here, is the slope of a straight line connecting these two points, and as the points come closer and closer, the straight line would become tangent to the curve.
我不清楚你们对于这个图像的理解,这条连接两点的斜线,随着两点距离逐渐缩小,两点连线会变成曲线的切线
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We also know how to figure out the energy of this orbital, and we know how to figure out the energy using this formula here, which was the binding energy, -Rh which is negative r h, we can plug it in because n equals 1, so over 1 squared, and the actual energy is here.
我们知道如何算出,这个轨道的能级，而且我们知道如何,用这个公式,算出能量，也即是结合能，等于，我们把n等于1代进来，所以除以1的平方，这就是能量。
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Perhaps more importantly, how to recognize a kind of algorithm based on its properties and know what class it belongs to. This is a hint. If you like, leaning towards the next quiz, that you oughta be able to say that looks like a logarithmic algorithm because it's got a particular property. That looks like an n log n algorithm because it has a particular property.
也许更重要的是,如何根据一个算法的特点将其辨别出来,并且知道它属于哪一类算法,这是一个提示，就对于接下来的测验来说,如果你喜欢你可以说它看起来像一个对数算法,因为它有一个特定的性质,那个看起来像一个n，log，n的算法,因为它有一个特定的性质。
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