unmanned spacecraft

An unmanned spacecraft is expected to land in the Pacific Ocean within the hour, a few hundred miles off the Baja California coast.

在一个小时内，一艘无人驾驶宇宙飞船预计将落入太平洋海域，距离南下加利福尼亚州海岸几百英里的地方。

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Since 1960, some three dozen unmanned spacecraft have blasted off for Mars.

自从1960年以来, 前往火星探险的无人太空船已经多达30余艘.

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Space probe ( unmanned spacecraft which obtains information about space and transmits it back to earth)

航天探测器（一种不载人的宇宙飞船，用以搜集有关宇宙的资料，并发送回地球）

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So far the rocket had sent two manned spacecraft and four unmanned into space.

到目前为止,该型火箭已经发射了两艘载人飞船和四艘无人飞船到外太空.

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The unmanned spacecraft docked automatically yesterday with an orbiting space station.

那个无人驾驶的宇宙飞行器昨天与一个沿轨道运行的航天站自动对接.

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China has also made strides in its plans for a space station, with two unmanned spacecraft docking in orbit last month for the first time.

中国在空间站计划方面也取得重大进展，上月，两个无人飞行器在轨道上成功实施了中国首次空间交会对接。

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The unmanned spacecraft consists of orbit, descent and propulsion modules.

飞船由轨道舱、返回舱和推进舱组成。

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Between late 1999 and early 2003, China conducted a total of four unmanned space flight tests to examine the various functions and designs of its spacecraft, launch vehicles and ground capabilities.

1999年年末至2003年年初，中国总共建造了4艘无人飞船，以检测航天器、发射台和地面设备的设计及功能情况。

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Officials of the American space agency NASA have expressed satisfaction with the deliberate crash of two unmanned spacecraft into the moon to detect evidence of water.

美国宇航局NASA官员对两架无人航天飞机撞机月球寻找水分表示满意。

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The first visit was by an unmanned spacecraft called Shenzhou VIII in November 2011, as part of China's first space docking mission.

第一次对接是在2011年11月与神舟八号无人飞船对接，这也是中国首次太空对接任务的一部分。

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...a special unmanned spacecraft.

一架特别的无人驾驶飞行器

《柯林斯高阶英汉双解学习词典》

Exploring the moon with unmanned spacecraft was no easy task.

用无人驾驶的航天器去探索月球可不是一件容易的事.

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an unmanned spacecraft

无人驾驶宇宙飞船

《牛津高阶英汉双解词典》

That's when the European Space Agency launched an unmanned spacecraft named Rosetta.

当时，欧洲太空总署发射了名为罗塞塔的无人飞船。

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