英文關鍵字
agricultural
agriculture
agronomy
autumn
cereal
chopper
combine
corn
countryside
crop
crops
cut
cutter
ecology
environment
equipment
evening
farm
farming
field
flares
gathering
grain
grow
growing
harvest
harvester
harvesting
headlights
land
light
lights
machine
machinery
natural
nature
night
ranch
reap
ripe
ripened
rural
rye
straw
thresher
threshing
tractor
wheat
work