英文關鍵字
architecture
blend
bucket
builder
cement
concrete
construct
construction
craftsman
dirty
gravel
hand
handle
human
industrial
industry
job
labor
mason
masonry
material
mix
mixed
mixer
mixing
mixture
mortar
plaster
prepares
sand
shovel
site
spade
spatula
structure
tool
tray
trowel
troweln
using
wet
work
worker
working