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The window was boarded up. No one could remember a time when it was not.
VOA: special.2009.10.31
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Why don't we have you, when the time comes, raise your hand if you're supposed to be representing a one?
为什么让家上来呢，如果你代表1，就举起你的手？
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One time, I paid a beggar when I was driving in my car and I was stopped to the stoplight,
有一次，我给过乞丐钱，当时我在开车，正在等红灯，
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And, at one point in time, he laments the end of the old Latin world and the B.C. world, when people could have these child slaves.
在某一时刻，他为拉丁时代和公元前时代的结束而哀悼，那时人们可以拥有小孩做奴隶。
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That was usually one of the only time when the president had the opportunity on his own to do some reading, wirtting notes, making some calls.
那时总统才有时间,才有机会,看看资料，做一下笔记，打一些电话。
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It's the old gray but dark philosophy that you should just look at value But, one of the things is when people have given up on a company--that's the perfect time.
就是那个陈旧黑暗的哲理,你应该只注重价值,但是，还有一种情况当人们都抛售了,某个公司的股票--那就是个极佳的时机。
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So, one thing we said last time was when we put up a model and try and draw lessons from it, we should just take a step back and say, what's missing here?
在上一讲,当我们,从一个模型中总结结论的时候,我们应该回过头重新审视一下,看看我们是不是疏漏了什么
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We're trying to understand exactly what changes in your brain when you learn and how those changes persist over time to support memory. And one thing that we know which helps explain why some things are easier to remember than other is that learning is not a unitary process.
我们一直都想查明，学习的时候，大脑到底发生了什么变化，这些变化是如何长时间控制记忆的,我们都知道，学习的过程不是一元化的,这就是为什么有的东西好记，有的东西难记。
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His invasions at one time are turned back when they literally open the dykes and flood the French armies back.
他的入侵曾一度被击退,因为荷兰人,真的"开闸泄洪",大水把法军淹得够呛
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Let's create a graph here that on the x axis it's going to be time, so time zero will be when you first take in a food and then one hour later, two hours later will be shown as you go from left to right, and then we'll have blood glucose level up on the y axis.
我们在这建立一个曲线图,X轴代表的是时间,所以零时间点是你第一次进食的时间,然后一小时以后,两小时以后,是从左到右呈现在图表上的,在Y轴上是你的血糖值
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