英文關鍵字
accident
background
broken
burn
burnt
cable
circuit
closeup
concept
cord
danger
dangerous
domestic
electric
electrical
electrician
electricity
energy
equipment
failure
fire
flame
hazard
heat
home
house
household
insurance
outlet
overload
plug
power
problem
protection
quality
risk
room
safety
shock
short
smoke
socket
strip
technology
voltage
wall
wire