機器
action
agriculture
area
atmosphere
breeding
business
climate
combine
commercial
construction
country
countryside
drought
engineering
environment
equipment
europe
farm
farming
farmland
field
firm
food
garner
germany
golden
grain
ground
harvest
hybrid
industry
modern
natural
nature
phenomenon
plant
plantation
poland
service
stalk
straw
stubble
technology
terrain
tools
tractor
transport
vehicle
work