機器
backhoe
big
bucket
car
coal
construction
dirt
dump
dumper
earth
earthmoving
engineering
equipment
excavation
excavator
giant
gold
gravel
heavy
huge
hydraulic
industry
land
large
lift
loader
lorry
machinery
mine
mining
monster
mover
quarry
road
rock
shovel
site
tipper
truck
vehicle
work
worksite
yellow