英文關鍵字
block
builder
building
construction
curb
pave
pavement
person
road
stone
work
cement
concrete
equipment
industrial
industry
man
tool
worker
activity
brick
floor
gloves
laying
paving
sand
sidewalk
street
walkway
border
bricklayer
bricks
coating
ground
grout
hand
home
house
installing
mason
masonry
master
material
mortar
plaster
plastering
renovation
site
surface
exterior