无人机空袭，本应是中央情报局于2004年启动的一个“秘密”的项目，在过去的三年内，空袭数大幅增加。去年创了纪录达到118次，2011年至今，已有50次。

The drone attacks, a supposedly "secret" programme started by the CIA in 2004, have been ramped up over the past three years, with a record 118 strikes last year and 50 so far in 2011.

youdao

相反，联邦航空局建议——强调“建议”——这种无人机要在一定的高度之下，远离居民区，远离机场飞行，等等。

Instead the FAA recommends - emphasis on 'recommends' - such drones be flown away from populated areas, from aeroplanes, below a certain altitude and so on.

youdao

如果有人声称他们的无人机用于私人用途，可能会从理论上规避联邦航空局的许多条例。

And if people claim their drones are for personal use, that could theoretically get around many FAA regulations.

youdao