这些性状的演化发生于冰河时代末期的北欧部落。

The traits are thought to have evolved among northern European tribes at the end of the last ice age.

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古生物学研究表明，现生鸟类的最早出现是在古新世，而爆发性辐射演化发生在新生代早期。

Paleontological studies show that modern avian groups probably first appeared in the Paleocene and experienced an explosive radiation in the early Cenozoic.

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完整存储的好处是任何由于采购订单的变化(如运输等其他信息)而发生的模式演化都不会有什么影响。

An advantage of intact storage is that any schema evolution due to changes in the purchase order (additional information like shipping), is painless.

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This is a really pretty dramatic change in human evolution and the question is: what happened?

在人类演化中,这是个戏剧性的变化,问题是,到底发生了什么

耶鲁公开课 - 关于食物的心理学、生物学和政治学课程节选

It's happened over the course of millions of years of human evolution, but it's happened also in a relatively recent time frame when we think about the American diet and what people are eating, but also the world diet of course.

它们发生在人类数百万年的演化历程中,在近现代,当我们考虑美国人的食谱,当然也包括全世界的食谱,同样在发生着这些变革

耶鲁公开课 - 关于食物的心理学、生物学和政治学课程节选