英文關鍵字
abstract
black
bright
bulb
burst
classic
concept
creative
drawing
efficient
electric
electrical
electricity
energy
glow
glowing
graphic
icon
idea
illuminated
illumination
innovation
inspiration
invention
isolated
lamp
light
lightbulb
line
outline
pictogram
power
radiance
ray
shine
sign
simple
solution
sparkle
symbol
technology