But,other countries have not. Critics of Mr.Obama's plan say not returning to the Moon could jeopardize America's leadership in space exploration.

VOA: standard.2010.04.21

And it's her only her humility, the sense of not being able to, that allows her space to be able to do what is proposed to her by the angel Gabriel.

但最终是她的谦卑，对自己,能力有限的认知，才使得,她接受天使加百列的提议。

普林斯顿公开课 - 人性课程节选

This is a problem when you consider that books in the days were not likely to be codices as they are today, but scrolls that took up quite a lot of space.

这里有点奇怪,因为考虑到那个时期的书本,和现在我们看到的抄本不同,是比较占地方的卷轴

耶鲁公开课 - 古希腊历史简介课程节选

Deals like these are public, but most of China's space program is not.

VOA: standard.2010.04.21

So I would help myself to this language of space-time worm object that extends not only over space but also over time, and distinguish the entire worm from the various slices or stages that either make up the worm or we could slice the worm into.

然后我借助时间虫这个词,这是描写物体,贯穿时间和空间的词语，并区分出整条虫,和不同的部分,这些部分是组成虫，或者虫可以切分成的。

耶鲁公开课 - 死亡课程节选