機器
activity
architecture
bucket
building
bulldozer
construction
dig
digging
earth
equipment
europe
excavation
excavator
gravel
greece
greek
heavy
hill
industrial
industry
island
landscape
large
loader
machinery
marble
material
mine
mining
monument
mountain
mover
nature
pit
quarry
rock
sand
scoop
sepia
shovel
site
stone
thassos
vehicle
work
working
yellow