The role of the Predator drone has changed dramatically over time.

捕食者无人机的作用随着时间的推移发生了巨大变化。

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A US Predator drone flies above Kandahar Air Field, southern Afghanistan, on 31 January.

一架美国捕食者无人机于1月31日飞过阿富汗南部的坎大哈机场上空。

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Better known for its work in nuclear physics, General Atomics stole a march on the big firms by producing the Predator drone.

虽然通用原子能公司在核物理方面名气更响一些，但该公司已经比那些宇航巨头抢先一步生产出了“捕食者”无人机。

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Visitors can find everything from old passenger planes to new unmanned aircraft, like the Predator drone.

VOA: special.2010.07.30

An unarmed Predator drone has flown over the BP plant to gather intelligence on the site, a U.S. official said Thursday.

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There have been 7, 725 US sorties including 145 predator drone strikes.

BBC: Gaddafi killed: A new kind of US foreign policy success

In 2010, U.S.-based General Atomics received export licenses to sell unarmed versions of the Predator drone to Saudi Arabia, Egypt, Morocco and the United Arab Emirates.

CNN: A dangerous new world of drones