英文關鍵字
builder
building
business
cable
caucasian
checks
construction
current
cutter
direct
electric
electrical
electrician
electricity
equipment
footage
hand
hands
home
housing
industry
install
installer
isolated
male
man
manpower
occupations
person
prepares
profession
professional
protection
reliable
repair
residential
safety
scissors
screwdriver
site
small
stripper
system
technician
tool
tools
video
voltage
white
wire
work
worker
workers