英文關鍵字
bulb
ceiling
changing
construction
contractor
domestic
economy
efficiency
electric
electrical
electrician
electricity
energy
equipment
fix
hand
handyman
home
housekeeping
housework
improvement
incandescent
innovation
installation
installing
janitor
labor
lamp
lifestyle
light
lightbulb
lighting
maintenance
men
modernization
occupation
power
professional
remodeling
repair
repairer
repairman
replacing
risky
service
stepladder
technician
technology
watt
wiring