In 1933, Einstein and his family left Europe for the USA.

1933年，爱因斯坦和家人从欧洲迁往美国。

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Einstein and his second wife, his cousin Elsa, leave on their first trip to the U. S., 1921.

1921年爱因斯坦和他的第二任妻子，也是他表姐的艾尔莎首次前往美国。

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While that's all theoretical, it was based on actual physics done by Albert Einstein and his colleague Nathan Rosen.

这依旧只是一个理论假想，它来源于阿尔伯特·爱因斯坦和他的同僚内森·罗森所做出的物理学成果。

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And, as you know, Einstein made many, many, many very important contributions to science and relativity, but he called this his one single most important contribution to science the relationship between energy and frequency and the idea of photons.

于这些波包里，你们也知道，爱因斯坦在科学和相对论上,做出了非常非常非常多的贡献,但它把这个叫做他对科学,最重要的贡献，就是能量和,频率之间的关系以及光子的概念。

麻省理工公开课 - 化学原理课程节选

Hoover was worried about Einstein's liberal intellectualism and his dabbling in politics, something that has been forgotten today.

BBC: FBI campaign against Einstein revealed

Both during his thirty years as a revolutionary and his subsequent thirty years as a resister, Einstein remained consistent in his willingness to be a serenely amused loner who was comfortable not conforming.

NPR: Einstein: Relatively Speaking, a Complicated Life

Dr. Freire and his colleagues put Einstein to the test in a cosmic laboratory 7, 000 light years from earth, where two exotic stars are circling each other.

WSJ: Einstein Proved Right on Gravity��Again