機器
action
activity
big
blade
bucket
bulldozer
construction
dig
digger
digging
earth
earthmover
eathmoving
equipment
excavate
excavating
excavation
excavator
extraction
front
heavy
heavyduty
hydraulic
industrial
industry
large
loader
machinery
mine
mining
mover
outdoor
pit
quarry
rock
scoop
shovel
site
snow
soil
stone
tractor
transport
vehicle
wheel
winter
work
working
yellow