英文關鍵字
architecture
blue
brick
bricklaying
builder
builders
building
buildings
built
cast
cement
clear
concrete
construction
crane
cranes
decking
delivery
environment
fence
folding
four
group
helmet
house
industry
labor
male
males
masonry
men
mixer
multifamily
multistory
occupation
operator
orange
plate
power
profession
professional
site
sky
slab
team
technology
transportation
work
workers
working