但是一项研究显示，一个人的杏仁核越大，他的朋友圈和同事圈就越大越复杂。

But a study suggests that the larger the amygdala, the wider and more complex is its owner's network of friends and colleagues.

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中华考试网贝瑞特教授说调查结果与社会脑理论相符，该理论认为人类杏仁核的进化是为了应对愈来愈复杂的社交世界。

She said they were consistent with the social brain theory, which suggests the human amygdala evolved to deal with an increasingly complex social world.

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莱恩和马丁总结而这很可能解释为什么复杂的生命——真核生物——在地球的历史上仅进化了一次。

And that, Lane and Martin conclude, may well explain why complex life — eukaryotes — only evolved once in all of Earth's history.

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We have theories--mathematical theories-- that lead us to devise financial structures, which are complicated devices just like engines or nuclear reactors.

金融学中的理论,数学理论,能帮助我们构造金融工具,金融工具就像发动机,或者核反应堆一样,都是复杂的工具

耶鲁公开课 - 金融市场课程节选