英文關鍵字
aerial
agricultural
agriculture
asia
blue
caucasian
clear
distant
drone
ecology
environment
farm
farmland
field
figure
fresh
girl
grass
green
grow
horizon
landscape
meadow
mountain
nature
nice
organic
outdoor
plant
play
quadcopter
rice
rural
scenery
scenic
sky
skyline
small
toddler
tree
vietnam
view
white