機器
big
bobcat
breaking
construction
cracking
crush
demolition
destroy
dig
digger
dirty
drill
equipment
excavation
excavator
giant
ground
hammer
heavy
high
hoist
huge
hydraulic
industrial
industry
jack
jackhammer
large
lift
lorry
machinery
mover
pneumatic
powerful
quarry
rock
smash
stone
strong
tool
tooth
vehicle
work
worksite