In fact,much of what historians know about the president's time at the house is from stories told by those soldiers.

VOA: special.2010.05.10

It's a fairly recent understanding of Maybe you can just give us a little time line of what human rights means.

这是一个新近的理解,也许你可以先给我们一个时间线索,讲讲人权含义的演变。

普林斯顿公开课 - 人性课程节选

But what's interesting with these cases is you couldn't have predicted ahead of time that they would be heroes.

但这些例子所表明的就是,你不可能提前预知,他们会成为英雄

耶鲁公开课 - 心理学导论课程节选

His task is to find out what's worth doing, what's a waste of time, and perhaps what he should do but can't be bothered or can't afford.

BBC: Newsnight's clock ident

That's what he's talked about for quite some time, and that's what he continues to want.

WHITEHOUSE: Press Briefing

But his difficulty in giving that big speech on Europe in about a week's time is what if he's wrong on any one of those ifs?

BBC: David Cameron says there will be EU referendum if...