英文關鍵字
analog
animation
button
cartoon
circuit
click
computer
connect
control
device
electric
electrical
electricity
electronic
element
end
energy
equipment
gadget
icon
indicator
mark
modern
motion
object
off
plastic
position
power
precision
press
push
receiver
rectangle
shape
shutdown
sign
signal
slider
start
stop
switch
symbol
technical
technology
touch
trigger
turn
ui
web