Still,North Korea, also known as the DPRK, set no date for sitting down to talk about implementing its nuclear disarmament commitments.

VOA: standard.2009.12.11

And again, I think these days they tend to down date it by another century or so, so it might be around 1900 B.C.

其实在今天,我认为他们又能把时间再推进,一个世纪左右,即精确到公元前一千九百年左右

耶鲁公开课 - 古希腊历史简介课程节选

But should President Obama president have put down to let 2011 the date as the date of the begining of the withdrawl of American presence?

奥巴马总统是不是应该确定,2011年开始撤出美国势力？

普林斯顿公开课 - 国际座谈会课程节选

I think these days they date it down about another century to about 2900.

我认为近年来,我们已经能精确到公元前两千九百年

耶鲁公开课 - 古希腊历史简介课程节选