英文關鍵字
air
aircraft
army
bomber
bombing
clouds
cloudy
danger
fear
fleet
flying
force
freedom
high
maneuvers
military
nature
outdoors
overcast
plane
power
propeller
sky
smoke
technology
threat
transportation
war
weapons
weather
wing
英文關鍵字
air
aircraft
army
bomber
bombing
clouds
cloudy
danger
fear
fleet
flying
force
freedom
high
maneuvers
military
nature
outdoors
overcast
plane
power
propeller
sky
smoke
technology
threat
transportation
war
weapons
weather
wing