英文關鍵字
apartment
architect
architecture
background
builder
building
business
businessman
call
construction
contractor
control
couple
design
designer
development
engineer
engineering
engineers
expert
foreman
hardhat
helmet
home
house
industrial
industry
inspection
inspects
instruments
job
maintenance
male
man
management
manager
manufacturing
master
mechanical
meeting
metal
production
supermarket
talkie
technology
tender
uniform
work