英文關鍵字
agricultural
agriculture
asia
bird
blue
building
cloud
countryscape
crop
cultivation
distant
drone
ecology
environment
farmland
field
fly
grain
grass
green
ground
grow
growth
landscape
machine
marsh
natural
organic
plant
plot
plough
quadrocopter
rice
rural
sky
tractor
traditional
travel
tropical
vietnam
village
water
white