Rising seas and warming conditions threaten its existence.

VOA: special.2010.01.19

And so he concluded, "I knew that I was a substance, the whole essence or nature of which is to think, and that for its existence, there is no need of any place nor does it depend on any material thing.

因此,他总结到,"我知道我是个实体,是思考主体的本质或本性,而这种思考主体的存在,无需任何空间,也不依赖于任何有形实体

耶鲁公开课 - 心理学导论课程节选

In other words, the judgment of beauty does not depend on the existence of the object for its satisfaction.

换句话说，审美不会依赖于,事物自己的存在形式。

耶鲁公开课 - 文学理论导论课程节选

Iran was apparently forced to reveal its existence after it became aware that western intelligence agencies had known about it for years.

VOA: standard.2009.09.28

What gives it its identity and ? enduring existence over time?

什么赋予它身分,且历经时间的考验？

耶鲁公开课 - 政治哲学导论课程节选

Tehran denies there was any secrecy involved, and that the plant hadn't reached the point where the government needed to disclose its existence.

VOA: standard.2009.09.28

Pick any two perpendicular directions Then the same entity, the same arrow which has an existence of its own, independent of axis, can be described by you and me using different numbers.

选取两个互相垂直的方向,这样同样的物体,同一矢量,并且是独立于坐标轴而存在的,可以被你和我用不同的数字来描述

耶鲁公开课 - 基础物理课程节选

Howard McKeon,ranking Republican on the House Armed Services Committee, questioned why, if the facility was designed for civilian purposes, Iran concealed its existence.

VOA: standard.2009.09.25

It has, in other words, an internal coherence. It has a dynamism of parts that is strictly with reference to its own existence.

换句话说，这是一个内部的呼应，每一个动态的部分,只为自身整体的存在而存在。

耶鲁公开课 - 文学理论导论课程节选

This would split the states of the Confederacy and might end its very existence.

VOA: special.2009.10.22

Every creature, he says, has a built-in desire to preserve itself, to persevere in its own existence, to continue in its own steady state you might say, and to resist invasion or encroachment by others.

他说，任何一个生物都生而具有,保护自己的本能，保护自己的存在，延续自己稳定的状态，抵抗外界的侵犯。

耶鲁公开课 - 政治哲学导论课程节选

He notes that the makeup of the commission suggests it is more concerned with politics and using history and various historic facts to justify its own existence.

VOA: standard.2009.12.25

Democrat Ike Skelton, who chairs the House Armed Services Committee, said fact that Iran concealed the existence of the enrichment site is not consistent with its claims that the facility will be used only for peaceful purposes.

VOA: standard.2009.09.25