复数： aircraft

Every system in the aircraft was affected .

飞机的每个系统都受到影响。

All 225 people aboard the aircraft are believed dead .

相信机上225名乘客已全数罹难。

Some nations have deployed ships or aircraft to disputed waters .

某些国家还在有争议的海域部署了船只或飞行器。

The movie shows chaplin bringing down a german zeppelin aircraft .

这部电影展示了卓别林击落了一架德国齐柏林飞艇。

Solar-powered aircraft have flown before .

太阳能飞机以前飞行过。