A month earlier,twenty-six year old Zamperini had been one of the greatest runners in the world, expected by many to be the first to break the four-minute mile, one of the most celebrated barriers in sport.

VOA: special.2011.05.04

So in some sense, the first law would suggest you can sort of break even.

初看起来，热力学第一定律,可以保证这个过程是可行的。

麻省理工公开课 - 热力学与动力学课程节选

The first and the sharpest break with this common human experience came in ancient Greece.

最早与人类社会这个普遍传统,相悖且最为鲜明的例子就是古希腊

耶鲁公开课 - 古希腊历史简介课程节选

He was the first witness in a probe examining the government's decision to send naval commandos to intercept six ships trying to break Israel's blockade on the Gaza Strip.

VOA: standard.2010.08.09