英文關鍵字
art
artisan
brick
bricks
builder
builders
building
bulldozer
business
cement
cleaning
clinker
concrete
construction
constructor
craft
craftsman
debris
demolition
digger
engine
excavator
fiber
hand
handcraft
handicraft
handwork
heavy
highway
hydraulic
industrial
making
manual
mechanical
off
recycling
road
roadwork
roadworks
sand
scraper
shovel
shovels
showing
spattle
stone
stones
street
summer
sunny
technician
that
trade
truck
waste
wheel
with
work
worker
yellow