英文關鍵字
architect
architecture
are
block
blueprint
brick
builder
building
business
carpenter
communications
concrete
constru
construction
contractor
control
engineer
engineering
estate
factory
foreman
foundation
hardhat
helmet
home
house
industrial
industry
job
made
man
manager
materials
occupation
plan
porous
professional
project
protection
protective
real
reflective
safety
service
site
standing
stands
vest
walls
work
worker
working
workplace
yellow