英文關鍵字
asphalt
builder
city
construct
development
drive
driveway
engineer
fix
grained
heavy
highway
hot
industrial
industry
job
laborer
loader
machine
machinery
mechanism
men
metallic
new
night
pavement
paving
people
pressure
repair
road
roadwork
service
steam
structure
surface
tarmac
team
teamwork
technology
traffic
transportation
urban
vehicle
way
work
worker