拿对冲基金专家约翰·保尔森为例，他因预测美国的房屋供给危机而赚了数十亿美元。

Take, for example, John Paulson, the hedge-fund guru who made billions of dollars predicting America's housing crisis.

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拿我们的思想层次为例，人们通常同时对某事怀有截然相反的感觉。

At the level of the mind, for example, people often have diametrically opposed feelings about something at the same time.

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拿结对编程为例。

Take pair programming for instance.

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Construction is a combination of workmanship and choice of materials. Take this computer, if I pull the silicon out, I replace it with gallium arsenide, leave everything else the same.

构造则是技巧和材料的选择,的结合，拿这个电脑为例，如果我将硅取出，替换成砷化镓，其他东西不变。

麻省理工公开课 - 固态化学导论课程节选

First, I want to talk a little bit about facial expressions, which are ways in which we communicate our emotions not the only way, but an important way and look, in particular, at the case of smiling because it's kind of interesting.

首先，我要讲一点面部表情，这是我们在情感中的交流方式,不是唯一方式，但是重要的方式,看，特别是，拿微笑为例,这有点有趣。

耶鲁公开课 - 心理学导论课程节选