英文關鍵字
aeroplane
air
aircraft
airfoil
airline
airliner
airplane
blue
board
clean
clear
contrail
contrails
craft
crate
east
fast
flies
fly
flying
high
holiday
jet
journey
kite
line
machine
modern
motion
movement
north
plane
sky
south
speed
sunny
technology
tourist
trail
trails
transportation
travel
vacation
vapour
vessel
voyage
weather
west
white
wing