機器
break
breaker
build
cement
concrete
construction
cracking
crash
dash
demolition
destroy
dig
digger
drill
drilling
dust
equipment
excavator
footpath
giant
ground
hammer
heavy
huge
hydraulic
hydrohammer
industry
jack
jackhammer
maintenance
poke
power
powerful
rebuilding
renovate
road
roadwork
rock
site
stone
street
tool
vehicle
walkway
work
worker