英文關鍵字
adapter
usa
object
international
power
equipment
connection
electrical
hardware
europe
electricity
connect
energy
plug
technology
socket
global
uk
travel
electric
outlet
splitter
line
change
communications
cable
voltage
connector
standard
singapore
hotel
suitcase
230v
british
button
cord
disconnect
electronic
hand
holding
home
putting
remove
switch
threepin
unplug
volt
wall
watts