機器
active
agriculture
americana
area
blocks
build
building
bulldozer vehicles
business
busy
construction
cultivate
cultivator
cut
dam
develop
development
digging
discard
dusty
excavation
excavator
farm
farming
field
harvest
hazy
heavy
hot
industrial
industry
large
machinery
machines
maintain
moving
mow
mower
obsolete
old
place
quaint
quarry
reminiscent
rocks
rusty
site
stone
tires
tool
tractor
work
working