Separate brain regions that process quantity and height could then have been linked up in the growing brain, he says, leading to a hard-wired understanding of the metaphor that up is more.

他说，在成长过程中大脑分管质量和高度的不同区域被联系在了一起，由此导致了“上代表多”这个隐喻被深刻在脑海中。

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And cocaine is more than an idle metaphor. The reptilian brain — one of the nervous system's most ancient parts — floods you with dopamine, just as it does after you snort a line of blow.

可卡因并不是随便的比喻，爬行类的大脑，神经系统最原始的部分之一，在人类熟睡后生产大量的多巴胺。

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And cocaine is more than an idle metaphor. The reptilian brain — one of the nervous system's most ancient parts — floods you with dopamine, just as it does after you snort a line of blow.

可卡因并不是随便的比喻，爬行类的大脑，神经系统最原始的部分之一，在人类熟睡后生产大量的多巴胺。

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