China plans to launch its first Mars spacecraft by 2020, which will orbit, land and explore the Red Planet.

中国计划在2020年前发射第一个火星探测器，并实现环火星轨道飞行，登陆火星并进行探索。

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In thirty years from now the United States should have a manned spacecraft on Mars.

从现在开始30年内，美国会把载人航天器送上火星。

《柯林斯英汉双解大词典》

The Mariner spacecraft found that the surface of Mars, as well as that of its two moons, is pitted with impact craters formed by meteoroids falling in from space.

水手号宇宙飞船发现火星表面，还有它的两个卫星表面，都有由太空坠落的流星体造成的陨石坑。

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In nineteen sixty-five, NASA's Mariner Four spacecraft showed that no waterways existed on Mars.

VOA: special.2010.07.11

Orbiting spacecraft have shown a huge mountain on Mars called Olympus Mons.

VOA: special.2010.07.28

While the walls of the Inspiration Mars spacecraft will initially be lined with water-filled bags to guard against cosmic rays, their contents will be gradually replaced with er, byproduct that will be dehydrated through the bag (possibly using polyethylene) to reclaim and purify water for drinking.

ENGADGET

Curiosity has "ears" to hear commands relayed from NASA's Deep Space Network via the Odyssey and Mars Reconnaissance spacecraft orbiting Mars.

CNN: Curiosity opening Martian frontier?

Some are asking why the MPL did not bounce onto the surface like the highly successful Mars Pathfinder spacecraft of two years ago.

BBC: Mars 2 - Earth 0