英文關鍵字
building
bulldoze
bulldozing
cat
caterpillar
clip
close
closeup
construction
crush
crusher
crushing
demolish
demolished
demolishing
demolition
destroy
destroying
device
excavator
footage
machine
poland
polish
pulverizer
railroad
railway
rogow
shear
shears
site
station
straight
tongs
video
wall
working
works