上部構造
arc
area
barricade
barrier
boundary
bright
brown
building
building walls
concrete
curtain wall
delineates
division
drawing
drywall
exterior boundary walls
fence
graphic
illustration
image
light
loadbearing
panelling
partition
protection
protects
retaining walls
science
scientific
sections
separates
separation
solid
space
stone
stone wall
stonewall
structure
vertical
wall