英文關鍵字
action
agricultural
agriculture
autumn
country
cultivation
drive
earth
engine
environment
equipment
farm
farming
field
food
grass
grow
growth
industry
infield
landscape
machine
machinery
motion
nature
outdoor
outside
plain
planting
plough
ploughed
plow
plowed
plowing
rural
season
soil
tillage
tilling
tire
tool
tractor
wheel
work