He is now working on what is sometimes known as the 'theory of everything.' Among other things, this promises to explain what caused the Big Bang that started the universe.

他现在正在研究在其他事物之间的万物理论，这个可以解释是引起宇宙大爆炸的原因。

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As a consequence, he and other researchers then started looking into the lifestyles of people in these various countries to see what might help explain these differences in heart disease.

看到这样的结果,凯斯和其他研究员,开始研究七个国家人们的生活方式,看看是什么原因造成了,心脏病发病率之间的差异

耶鲁公开课 - 关于食物的心理学、生物学和政治学课程节选

Mr. Obama believes this, and before Chuck Hagel started talking the other day, he was supposed to explain it.

WSJ: Henninger: Obama's Colossal Politics