英文關鍵字
abstract
adapter
appliances
background
black
business
cable
charge
charger
charging
clean
closeup
design
electricity
electronic
equipment
finger
frame
hand
hold
home
human
image
light
loading
modern
normal
off
plug
plugs
power
pulling
putting
rapid
reflection
single
socket
speed
switch
symbol
technology
usb
vertical
video
wall
white