adj.飞行的；会飞的；迅速的；n.飞行；驾驶飞机；v.飞(fly的现在分词)； 英英释义： flying[ 'flaiiŋ ]n.an instance of traveling by air"flying was still an exciting adventure for him"同义词：flightadj.capable of or engaged in flight"the bat is a flying animal"moving swiftly"fast-flying planes"; "