上部構造
area
arrow
background
barricade
barrier
boundary
building
building walls
concrete
curtain wall
delineates
design
division
drawing
drywall
exterior boundary walls
fence
fenced
gate
gated
graphic
illustration
image
isolated
loadbearing
panelling
partition
pointed
protection
protects
retaining walls
science
scientific
sections
separates
separation
sharp
solid
space
steel
structure
template
vertical
white