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And empathy has different definitions but we can simply view it as the feeling that your pain matters to me.
移情有几个不同的定义,但用简单的话来说就是,我不会对你的痛苦无动于衷。
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But before we'd do that I'd like to just have a quick discussion about your experience with the Daily Plate.
但是在我们讨论之前,我想对你们,所做的每日饮食记录做个简单说明
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So, I know this is a simple example and I can see everyone pretty much got it right, and probably those that didn't actually made some sort of clicker error is my guess.
分别是质子和电子,我知道这是个很简单的问题，你们大部分人都做对了,我猜那些没做对的大概是因为点错了。
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So what would I want to do? I'd like to somehow walk down each of the digits one at a time and add them up. Ah, that's a looping mechanism, right? I need to have some way of walking through them.
去取这个数的,每个数字然后把他们加起来,啊，这是个循环机制对不对？,我得找到一个遍历它们的方法,一种简单的方法可能。
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You can feel something cooling off right. I mean simple examples of these happen when you you know, if you buy cold or hot packs.
可以立即反应的东西,你可以感到有的东西会冷却，对吧？,我是说，举个简单的例子。
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So all we're doing here is the most quick and superficial glance.
所以对它们我现在只做一个,最简单,最浅层次的分析
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It's actually--to me, it's actually a fairly simple question.
实际上，对我而言，这是一个非常简单的问题。
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Revenues minus costs makes profits, and again, for those of you who are less familiar with economics, I'm hoping this is not really too hard but you can read up on it.
收入减去成本就是利润,对经济学不太了解的同学,我觉得这个很简单,你们都能听懂吧
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I'm going to simply write a description of what do I want to do.
我将会对我接下来将,要做的做一个简单的陈述。
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So I'm going to go over here, and I'm going to type test search-- I can type and if you look at your handout, it's just a sequence of tests that I'm going to do OK. So initially, I'm going to set up the list to be the first million integers.
大家可以看看你们的课堂材料，那儿有一些我要做的实验,好，一开始我先去建立个，含有一百万个integer的数组,对，这有点儿简单,但是这给我提供了这样一个有序的数组。
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They divide by n-1 to make it an unbiased estimator of the population variance, but I'm just going to show it in a simple way here.
当除以n-1表示的是对总体的,无偏估计,我在这里只是说的简单一点
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