The third wave, perhaps 10,000 or 9,000 years ago, saw the migration from North-east Asia of groups ancestral to the modern Eskimo and Aleut.

第三次浪潮大约发生在一万或九千年前，见证了东北亚的祖先群体向现代爱斯基摩人和阿留申人的迁移。

youdao

Like most other things in the modern world, it is the result of thousands of years of human invention.

像现代世界的大多数东西一样，它是人类几千年发明的结果。

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In recent years, new clues have come from research into genetics, including the distribution of genetic markers in modern Native Americans.

近年来，遗传学研究提供了新的线索，包括现代美洲土著民基因标记的分布。

youdao

Margaret Brown was a social and political activist in the formative years of the modern American West.

VOA: special.2010.03.08

And so one could say that there is a very unfortunate mismatch between our biology and our evolution and the modern food environment, because biology of course takes thousands and thousands, millions of years even to change, but the food environment has changed relatively recently.

可以说,在人类的生物进化和现在的,食品环境之间存在着非常不幸的脱节,生物学上的改变要花上,成千上万年的时间,但是食品环境却可以在短时间内迅速改变

耶鲁公开课 - 关于食物的心理学、生物学和政治学课程节选

He was a skilled piano player and musical director of the Modern Jazz Quartet for almost fifty years.

VOA: special.2009.03.01

For the first sixty years of the modern Olympics, people from around the globe came to mostly European capitals (two Summer Games were held in the United States) to play European games.

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During the closure, SFMOMA will co-organize exhibitions with partner museums throughout the city, including Beyond Belief: 100 Years of the Spiritual in Modern Art, which will be on view from June 27 to Oct. 27 at the Contemporary Jewish Museum.

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Agnes Gund , whose family fell off the Forbes list of the 400 Richest Americans in 2000, served for over ten years as president of the Museum of Modern Art.

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