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"You are feeling hopeless. If I was in Haiti when that happened, when the earthquake happened, I could go and help somebody that's injured.
VOA: special.2010.02.01
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And in fact, if I substitute, I can solve for this I'm done when this is equal to 1.
到1的时候就完成了,当你把所有的都替代完以后。
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So when you go, for example, in your neighborhood, if there's one coffee shop and you like their coffee,
所以，举个例子来说，如果你住的小区有个咖啡店，而你又喜欢喝咖啡的话，你可以去，
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They say it takes some training. And there can be risks, like running when your feet are too cold to feel if you get injured.
VOA: special.2010.02.03
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When you want a point particle, if you wake up and find a point particle on your bed, what's your reaction?
当你想要一个质点,想当你醒来时发现一个质点在你的床上,你是什么反应
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If that is not possible, then clean off the equipment and your shoes when leaving.
VOA: special.2009.05.26
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This was when you had this big track, and if you have wandered around different Greek cities that are dug up, some of them will have the hippodrome there, and you can see how huge they were.
里面是大型赛道，如果你参观过发掘出土的希腊城市，有一些会有赛马场，非常宏伟巨大。
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"What protects the lady is when the FBI does their background check, and if this guy's got a criminal record he's not going to be allowed to bring a lady here."
VOA: special.2011.02.14
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When I look at the car in 2010 and say there's a car I wonder if it's the same car.
当我看到2010的车0,说这有辆车,我想知道是不是我那辆。
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"When I was talking about knowing if my business is viable or not, through a profit-and-loss model, I was like 'Wow,I didn't even know the word viable before, and now I do.'
VOA: special.2011.06.30
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So when you're writing a program in this language and many others, if you wanna make a comment to yourself or for other people who are reading this with their TF or fellow colleagues, you use what are called comments.
当你用这样那样的语言写程序时,为了便于自己或他人,阅读我们写的代码，我们必须得做一些注解,这就是所谓的注释。
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"One soldier had been fighting in the jungles for years. And I don't know if it had affected him or not, but when the clerk handed him a tweed suit to try on he spent three hours searching through the fuzz for snipers."
VOA: special.2009.03.09
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Think of anything else with the density goes down when it freezes, and think about where we would be if that wasn't the case.
想想有没有其他的物质,在降温时密度会变大，再想想如果不是这种情况,我们将会怎么样。
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Like many Zimbabweans he fears that ZANU-PF will resume its campaign of violence if and when any elections are scheduled.
VOA: standard.2009.09.15
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And,when I once took the train over to Poitiers,it took three hours, because if you go across the lines it's not good.
由此我坐火车去普瓦捷,会花三个小时,因为穿过省界的话是很不合适的
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"Dogs that are very bonded to their handlers can witness when, if you are looking into someone's eyes and 'the lights go out' metaphorically speaking.
VOA: standard.2010.05.18
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When you buy high and sell low it's really hard to generate returns, even if you do it with great enthusiasm and great volume.
当你高价买入低价卖出时,是很难产生回报的,不管你有多大交易热情或有多大交易量
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and I think it makes it so that when you take your kid, if you're a mom, it's really fun for to you to watch as well.
VOA: standard.2010.05.19
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And part of it is we want you to learn how to have a catalog, if you like, of different classes of algorithms, so that when you get a problem, you try and map it into an appropriate class, and use the leverage, if you like, of that class of algorithms.
另外我希望你们能学会,如何制作一个关于，算法不同课程的目录，这样当你碰到问题的时候，你可以去找到合适的课程，然后在那门课程中，寻找解决方法。
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"But if you look at it carefully, you find that granite contains quartz, and quartz when its ground to a fine powder and inhaled, can cause silicosis."
VOA: standard.2010.07.26
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And with many military alliances, you see when it comes to fighting and battle, if you look at history, not everyone wants to take their part.
像所有的军事联盟一样，当遇到战争时，纵观历史，你会发现不是所有人都想参加。
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"And when I looked down and I saw all those colors, I said to myself 'If the newspapers get hold of this shot,we've won,'" Woodstock was billed as entertainment,not politics.
VOA: standard.2009.08.15
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So now we're comparing my choosing 1, when my opponent chooses 2, and the payoff I would get if I choose 2 when my opponent chooses 2.
当我选择立场1,而对手选择立场2时,或者如果我们都选择立场2,我的收益会是怎么样的
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"And I long for the day when that modifier can be a moot point, but I'm ever grateful if I can inspire some young intrepid tenacious male or female filmmaker, and have them feel that the impossible is possible.
VOA: standard.2010.03.08
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They learn to run a maze faster and faster when they're regularly rewarded but they also learn to run a maze faster and faster if they are not rewarded at all.
在不断得到奖励的条件下,白鼠跑出迷津的速度越来越快,但在完全不予奖励的条件下,白鼠依然能越来越快的跑出迷津。
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Assistant Director-General for Health Security and Environment at the World Health Organization, Dr.Keiji Fukuda, urged people to practice good hygiene, including washing their hands and covering their mouth when they cough, and if they become sick to stay home.
VOA: standard.2009.04.29
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And when you walk out today and you go through Woolsey Hall, if you haven't done this before, that that's full of the names of Yale College men who have died in war.
如果你还没穿过华西大厅话,当你走出教室,穿过那的时候,那里布满了阵亡的耶鲁大学生的名字
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"Health and hospitals are basic areas of well being, lets say,that when a major disaster or a smaller disaster occurs, if you do not have health facilities that function and can respond to the needs you create yet another level of disaster,".
VOA: standard.2009.10.14
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So now, Achilles really blows his top and from the quarrel, and finally when he says, "Okay, if that's what you're going to do to me, I'm taking my armor and I'm going home."
这时阿喀琉斯已经忍无可忍了,最后他说,"如果你要这么对我,我就卸甲归田了"
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And if you go back into the 1800's when thermodynamics was starting, there were a zillion different temperatures scales Everybody had their own favorite temperature scale The one that we're most familiar with is the centigrade or Celsius scale where mercury was the substance, and the volume of mercury is the property.
如果你回头看看19世纪温度计,刚开始使用的时候，那时有不计其数的不同温标,每个人都有他们自己最喜欢的温标,我们最熟悉的是,摄氏温标，用水银,作为工作物质，水银的体积是所用的性质。
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