英文關鍵字
activity
background
block
brick
bricklayer
bricklaying
builder
building
caucasian
concrete
construction
day
engineering
equipment
flat
floor
flooring
gray
hand
install
job
labourer
male
man
manual
mason
masonry
material
outdoor
partnership
patio
pave
pavement
paver
paving
physical
put
road
sand
sidewalk
site
skill
stone
stonework
street
surface
tool
walkway
work
worker