英文關鍵字
travel
airplane
cloud
wing
sky
air
flying
vehicle
transportation
transport
engine
blue
cloudscape
journey
fuselage
color
high
vacations
sunlight
view
illuminated
day
panoramic
horizon
freedom
people
sun
shiny
outdoors
overcast
eternity
airport
angle
tranquil
moving
traveling
landing
tree
grass
ground
line