You should see that the blue line is better than the pink line because, for any expected return, the blue line is to the left of the pink line, right?

可以看到蓝线比粉线好,原因是对于任意的预期收益率，蓝线都在粉线的左边，对吧？

耶鲁公开课 - 金融市场课程节选

If in a typical control the red parts of the brain respond when somebody is looking at a face and the blue parts that you see here respond to some other objects that are essentially matched for.

在典型的控制组中,当被试看到一张人脸后,大脑的红色部分会作出反应，看到其他物体的时候,大家在此看到的蓝色部分,对基本上对应的事物做出反应。

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So essentially, we have two ethene or ethylene molecules here to start with where these blue are our 2 s p 2 hybrid orbitals, so you can see that for each carbon atom, one is already used up binding to another carbon atom.

本质上，我们从两个乙烯分子开始,蓝色的是2sp2杂化轨道，你可以看到，对于每一个碳原子，其中一个已经用来和另外一个碳原子成键。

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