英文關鍵字
aerial
aerodrome
aeroplane
air
aircraft
airfield
airplane
airport
aviation
biplane
cloud
clouds
cockpit
day
engine
field
flight
fly
flying
freedom
high
jet
journey
landing
light
machine
old
pilot
plane
private
propeller
runway
sky
small
sport
sunset
takeoff
technology
transport
transportation
travel
vehicle
wing