英文關鍵字
aerial
aerospace
air
aircraft
airplane
airshow
american
armed
army
attack
aviation
battle
camouflage
combat
defense
deference
engine
event
exhibition
festival
fight
flight
fly
flying
force
guard
helicopter
industry
military
performance
propeller
range
rescue
rotor
sikorsky
sky
technical
transport
transportation
vehicle
war
warfare
weapon