BBC指出，现有的携弹无人驾驶飞机，像装备了“地狱火”（Hellfire）导弹的“掠夺者”（Predator）无人机，只在盟军控制的空域有用。
Existing unmanned weaponized aircraft, like Predator drones that carry Hellfire missiles, are only usable in allied-controlled airspace, BBC notes.
收割者和掠夺者虽然已经被大肆报道，成为头条新闻，但又小又便宜、而且性能不俗的小型无人机从数量上已经大大超越那些又大知名度又高的无人驾驶飞机。
Reapers and Predators grab the headlines, but these big, high-profile drones are already outnumbered by small and cheap but capable craft.
美国洛杉矶警方也开始试验无人机巡逻，希望以此减轻警察巡逻的负担，这种无人驾驶飞机重约2.3公斤，它被称为“天行者”。
Los Angeles police have also begun to try UAV patrol and hope to ease the burden on police patrols. This UAV weighs about 2.3 kg and it is called "Skywalker".
美国洛杉矶警方也开始试验无人机巡逻，希望以此减轻警察巡逻的负担，这种无人驾驶飞机重约2.3公斤，它被称为“天行者”。
Los Angeles police have also begun to try UAV patrol and hope to ease the burden on police patrols. This UAV weighs about 2.3 kg and it is called "Skywalker".
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