英文關鍵字
agricultural
agriculture
auger
autumn
bin
blue
business
car
cargo
cereal
combine
corn
country
crop
elevator
equipment
fall
farm
farming
field
filling
food
grain
harvest
harvester
harvesting
industrial
industry
land
loading
machine
machinery
nature
outdoors
plant
pouring
ripe
rural
seed
sky
storage
technology
tractor
transport
transportation
truck
unloading
wheat
work
yellow
using
unloader