英文關鍵字
apartament
architect
architecture
build
builder
building
businessman
clamber
climb
construction
contractor
development
engineer
engineering
foreman
hardhat
hardly
house
industrial
industry
iron
job
labor
ladder
male
man
manager
people
person
professional
protective
safety
show
site
smile
stairs
step
stepladder
steps
suit
supervisor
thumb
urban
wall
work
worker