埃及航空公司的804次航班坠毁的悲剧再一次提醒人们为什么要这么做，那次航班可能是在地中海上空被恐怖分子击落的。
The crash of Egypt Air Flight 804, which terrorists may have downed over the Mediterranean Sea, provides another tragic reminder of why.
最近一次直升机坠毁事件，是八月份在南部的坎大哈发生的。一架加拿大的奇努克直升机被击落，八名加拿大人受伤。
The most recent helicopter crash occurred in southern Kandahar province in August, when a Canadian Chinook was shot down, injuring eight Canadians.
民航历史上曾发生过许多次客机被击落的惨剧，其中不少都是意外，距离这次空难最近的是2001年的一次击落事件。
In the history of civil aviation there have been a number of tragic incidents when passenger planes have been shot down, often accidentally, even as recently as 2001.
应用推荐