機器
asphalt
big
bulldozer
cabin
car
construction
dig
digger
dirt
engine
equipment
excavate
excavating
excavation
excavator
hard
heavy
hydraulic
industrial
industry
land
landscape
mechanical
metal
mining
mobile
mover
nature
outdoors
paver
paving
repair
road
roadside
roadway
rural
scene
scoop
track
tractor
transport
transportation
truck
vehicle
work
worker
working