英文關鍵字
workers
estate
high
block
flat
sity
forest
tree
losiny
ostrov
donstroy
moscow
russia
skyscraper
machinery
floor
house
construction
sound
cranes
cloud
development
building
sensibility
heavy
safety
steel
architecture
large
frame
stages
equipment
outdoors
pipe
apartment
hoisting
rise
window
growth
lift
wall
iron
modern
big
tower
typically
roof
bricklayers