英文關鍵字
background
black
blackout
bright
builtin
bulb
ceiling
cfl
chain
charge
closeup
compact
conservation
creativity
dark
efficiency
efficient
electric
electrical
electricity
energy
environment
environmental
equipment
flash
flicker
flickering
florescent
flourescent
fluorescent
glow
glowing
green
grid
hand
idea
illuminated
illumination
inspiration
lamp
light
lightbulb
loop
looping
luminous
metal
modern
night
object
off
outage
panel
power
saver
scary
seamless
spiral
spooky
surge
switch
tube
turn
voltage
watt
wattage
watts