Another senior defense official, who spoke on condition of anonymity, said last week that any change in the complex series of agreements could unravel the entire plan, which was 15 years in the making.

VOA: standard.2009.10.18

I will only do them on one condition, and that is I want to be able to teach you what the assumptions are that underlie the points in the derivation.

只在一个情况下我才会做，那就是要能够教会你们,假设是,构成了推导的基础。

麻省理工公开课 - 固态化学导论课程节选

On some level that's just the human condition.

在某种程度上，人就是这样的。

耶鲁公开课 - 弥尔顿课程节选

Despite Britain's growing losses in Afghanistan, Mr.Brown is sending on the condition that other NATO coalition countries show the same commitment, the Afghan government promises to continue to expand its army, and British soldiers are properly equipped.

VOA: standard.2009.10.14

The negative combination effects that I was talking about are certainly there, but on balance I think the human condition for must of us is a good one.

我所说的负面组合影响是肯定有的，但我认为人类的处境对大部分人来说是好的。

耶鲁公开课 - 死亡课程节选

States stand to one another on the world stage as individuals do in the condition of nature; that is to say, potential enemies with no higher authority by which to adjudicate their conflicts.

国家相对于世界的关系,就好比人相对于自然的关系;,也就是说,在冲突面前不会有更高的权威,来裁定谁对谁错，只能弱肉强食。

耶鲁公开课 - 政治哲学导论课程节选

Not only should one seek peace but we have an obligation, he says, to lay down our arms, to lay down our right to all things on the condition that others around us are prepared to do so as well.

我们不仅是应该寻求和平,还有义务来放下自己的武器，在周围的人准备同样作的情况之下,放弃我们对一切事物的权利。

耶鲁公开课 - 政治哲学导论课程节选