英文關鍵字
big
building
close
construction
corridor
cutout
design
dirty
door
doors
double
elevator
frame
freight
glass
glazed
glazing
hallway
house
indoor
indoors
inside
large
lift
many
new
nobody
object
old
open
pane
plastic
pvc
residential
sash
section
sill
stand
transparent
triple
wall
white
window
windows