What make unmanned aircraft such a hot commodity is the proven capabilities they give ground commanders, the former F-16 Fighting Falcon pilot said.

无人飞机能够大幅度的帮助地面指挥官提高指挥能力，使得它变成了一个炙手可热的“商品”，一个前f - 16战隼式战斗机飞行员说。

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The bolt did not cause serious damage and Apollo 12 went on to make a successful, pinpoint landing on the moon near an old unmanned Surveyor probe.

索性闪电造成的损害不大，阿波罗12号成功的完成了登月任务，精确地降落在了一个老式的无人登月探测器附近。

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This unmanned Soviet probe became the first to make a controlled landing on the lunar surface.

这艘无人驾驶的前苏联探测器成为首台受控在月球表面着陆的人造物体。

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Prior to that mission, Roscosmos will make two unmanned Soyuz launches, "either an automated one or a freighter or both, " he said.

CNN: Russia postpones new manned space station mission

The Urban Challenge is part of the agency's mission, set out by Congress, to make one-third of all military operational vehicles unmanned by 2015.

FORBES: Magazine Article

In April, Mr Brennan became the first member of Mr Obama's administration to make detailed public comments acknowledging the government's use of unmanned drones to carry out targeted killings.

BBC: Profile: John Brennan