And,says Dominique Strauss Kahn, help is imperative because the Greek crisis could spread.

VOA: standard.2010.04.28

The imperative of preserving a distinct identity based on giving up the worship of other gods or older gods and observing all that is written in the law of Moses is reiterated in Joshua's farewell address in Joshua 23, and in the covenant renewal ceremony in 24.

保存明确身份的需求,建立在放弃对其他或更早神灵的崇拜之上,并且要遵守写在摩西五经中的所有律法,《约书亚书》第23章约书亚的告别辞中多次重申，在24章中重立契约的仪式上。

耶鲁公开课 - 旧约导论课程节选

And the two categories I'm going to divide them into are declarative and imperative knowledge.

我会把它分成两类：,陈述性的知识和程序性的知识。

麻省理工公开课 - 计算机科学及编程导论课程节选

At a photo session with Mr.Arias, a Nobel peace laureate tasked by the OAS with mediating the conflict, Clinton said it is imperative that Mr.Zelaya's return not lead to violence.

VOA: standard.2009.09.22

But it's a notion that's complicated in this case by the equally imperative notion "get out of the way," which doesn't at all necessarily entail stopping but rather accelerating in a different direction.

但是值得注意，这很复杂,正如红灯有时表示别挡路,它也不是从来都只表示停止,有时也表示向相反方向前进。

耶鲁公开课 - 文学理论导论课程节选

"It is absolutely imperative that America takes leadership, working with not just our Russian counterparts but countries all around the world, to reduce and ultimately eliminate the dangers that are posed by nuclear weapons,"

VOA: standard.2009.05.19

Appearing with Clinton Thursday at a meeting of the American Jewish Committee, Israeli Defense Minister Ehud Barak said Israel's right-leaning coalition government now sees a two-state solution of the Middle East conflict as a "compelling imperative."

VOA: standard.2010.04.30

Mr.Major says it is imperative for the inquiry to determine whether Blair's cabinet knew that there were serious doubts about whether there actually were any weapons of mass destruction in the weeks and months ahead of the invasion.

VOA: standard.2010.01.02

"We have a moral imperative to do this. We are the greatest country that ever existed in the history of the world, the great economic leader of the developed world, but the only one that does have access to quality, affordable health care for our people, and we intend to do so,".

VOA: standard.2009.09.04

"We discussed climate change extensively and all of us agreed that it was imperative for us to redouble our efforts in the weeks between now and the Copenhagen meeting to assure that we create a framework for progress in dealing with what is a potential ecologic disaster,"

VOA: standard.2009.11.03

After the meetings, Mitchell told journalists it is imperative to achieve a full and comprehensive peace in the region to improve the lives of everyone "We believe that a full comprehensive peace represents the best way to help all of the people of the region achieve the security, the peace,and the prospect for prosperity for individual citizens that all deserve,".

VOA: standard.2009.07.27