NASA hopes that Dawn's year long orbit around Vesta will help scientists learn more about the development of the solar system, and how asteroids and other space objects were created.

VOA: special.2011.07.27

We're going to keep using the things that exist in space, virtual or not, and the things that unfold in time in their relationship with each other as we continue to try to understand these basic principles which shape so much of subsequent literary theory. Thank you.

我们将继续解释事物的存在，无论它们是否可见，我们会学习语言在一段时间里的关系,随着我们继续学习这些基本的概念,我们会进一步理解文学理论，谢谢。

耶鲁公开课 - 文学理论导论课程节选

But we also know there needs to be space for other conversations. In fact I think many of the conversations are that they have started on the community action trip that they might take as they enter freshman year or the outdoor action trip or other informal ways of making connections.

但是，我们也知道，他们也需要,进行其他对话的空间，实际上,我认为这些对话发生在很多活动中,比如说，学生们在大一时可能参加的,一些社区活动,或者是一些课外旅行,或者是其他一些娱乐交流活动。

普林斯顿公开课 - 人性课程节选

Astronomers use the observatory to study the positions and movements of the Earth, sun,moon and other objects in space.

VOA: special.2009.09.21

On Space Invader's Web site, you can see the many other cities where he has placed his art.

VOA: special.2009.04.08

As the American astronauts continued to float through space, they inspected each other and each other's spacecraft.

VOA: special.2009.07.01

Other reasons included a severe climate, and loss of living space and water to farm animals.

VOA: special.2010.06.22

It covers more space with less material than any other building ever designed.

VOA: special.2010.05.30

The other three parts move forward and back through time and space.

VOA: special.2010.01.10

The Endeavour mission includes plans for five space walks to install the Japanese science module and perform other tasks at the space station.

VOA: standard.2009.06.16

As with every float, each square centimeter of space must be covered with flowers or other organic material, including moss,seeds, bark and plant fiber.

VOA: standard.2009.12.30

The seven-member crew of Endeavour is set to deliver the final piece of a Japanese science laboratory and other supplies to the International Space Station.

VOA: standard.2009.06.16

Though he favors an end to the shuttle program, he is upset there will be no other U.S.spacecraft to get astronauts to the Space Station.

VOA: standard.2010.04.15