英文關鍵字
working
computer
fan
multicolor
led
illumination
lightemitting
diode
abstract
black
board
capacitors
circle
circuit
closeup
color
cool
cooler
data
futuristic
glow
glowing
hardware
information
inside
light
microchips
neon
object
power
processors
spin
supply
technology
wires
pc
rotating
switch
turn