英文關鍵字
architecture
arm
backhoe
beams
break
bucket
building
bulldozer
city
column
concrete
construction
cracking
crash
crushing
damage
debris
deconstruction
demolish
destroyed
destroying
destruction
dismantling
disposal
down
dozer
dust
duty
earth
excavator
heavy
home
hydraulic
industrial
industry
ladle
machine
machinery
mover
old
pillar
pollution
pounding
rubble
ruin
scoop
shovel
site
smash
structure
truck
wall
water
window
work
worksite
wreck