英文關鍵字
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cable
caucasian
closeup
conceptual
connect
connection
connector
conservation
conserve
cord
creative
current
device
disconnect
disconnecting
domestic
efficiency
electrical
electrician
electricity
energy
equipment
hand
home
household
indoors
inserting
interior
outlet
person
plug
power
pulling
socket
technology
unplug
unplugged
volt
wattage
wire