英文關鍵字
aero
aeroengine
aeroplane
air
aircraft
airengine
airfield
airline
airliner
airplane
airport
altitude
aviation
blades
blue
building
clouds
departure
engine
engineering
flight
fly
flying
high
hood
jet
motor
passenger
plane
propulsion
reflection
rotating
runway
sky
technology
thruster
transport
travel
turbine
vacation
wing