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1·When we finish, ISS will be a premier, world-class laboratory in low Earth orbit.

当我们完成时，国际空间站将成为近地轨道上一流的世界级实验室。

2·But low-Earth orbit isn't a perfect vacuum.

但近地球轨道不是一个完美的的真空。

3·Access to Earth orbit is expensive, and wildly wasteful.

进入地球轨道是昂贵的，也是疯狂的浪费。

4·The space telescope was launched into Earth orbit in March 2009.

太空望远镜在2009年3月发射进入地球轨道。

5·Artwork showing space debris in low and geostationary Earth orbit.

这张作品显示了近地轨道和地球同步轨道上的太空碎片。

6·In its low Earth orbit, PAMELA regularly plows through this region.

PAMELA卫星在绕地球轨道的低空处定期地穿越该区域。

7·It would also have enough thrust to deliver a satellite to low-Earth orbit.

还拥有足够的推力将卫星送入低地球轨道。

8·The rocket successfully lifted a reconnaissance satellite to low Earth orbit.

火箭成功的将一枚勘测卫星送入地球低轨道。

9·If we take the shuttle as an example of a near-Earth orbit, so we have the shuttle.

我们以航天飞机为例，在近地球轨道上，有一个航天飞机。

10·PASADENA, Calif. - Send a robot into space. Grab an asteroid. Bring it back to Earth orbit.

加州帕萨迪纳市——将机器人发射入太空，抓取一个小行星，然后把它拖回地球轨道。