英文關鍵字
air
aircraft
airshow
armed
army
attack
aviation
battle
blade
camouflage
closeup
combat
defence
defense
deference
emergency
exhibition
extreme
flight
fly
flying
force
formation
gun
helicopter
machine
military
modern
parade
piloting
plane
propeller
rescue
rotor
sky
squadron
technical
transport
transportation
travel
vehicle
war
warfare
weapon