“收割机”比以往的无人机更具威力，它不仅飞得更高，滞空时间更长，更重要的是它能够携带具有摧毁性的武器。

The Reaper is much more powerful than its predecessors. It not only flies higher, but loiters longer, and – most significantly – carries a more destructive payload.

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例如，由以色列航宇工业公司（Israel Aerospace Industries）和欧洲的航空业巨头——欧洲航空防务和航天公司(EADS)所联合开发的鹰-1无人机（Eagle-1），其滞空时间可超过50小时。

The Eagle-1, for example, developed by Israel Aerospace Industries and EADS, Europe’s aviation giant, can stay aloft for more than 50 hours at a time.

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