猿与人的演化史，一直以灵活的适应为主题。

Flexibility in adaptation is the consistent message in ape and human evolution.

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甚至长期以来做为城市演化史缩影的纽约在二十世纪七十年代也遭受了创伤。

Even New York, for so long the epitome of urban sophistication, went through a bad patch in the 1970s.

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如果这种对分子水平的道罗法则的研究继续下去，桑顿博士相信可以发现演化史中的一些重要历程。

If this molecular Dollo's law holds up, Dr. Thornton believes it says something important about the course of evolutionary history.

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So it was a major change in human evolution where people started raising animals in large groups or started growing plants in large amounts.

这在人来演化史上是个巨大的变革,人类开始大规模饲养动物,或是大量种植农作物

耶鲁公开课 - 关于食物的心理学、生物学和政治学课程节选

Then you see way back in human histories figures like this where people had to go hunt for their food, and of course there was danger involved in this.

让我们回到人类演化史上,如这张图所示,人们不得不去狩猎觅食,当然,这是非常危险的

耶鲁公开课 - 关于食物的心理学、生物学和政治学课程节选