英文關鍵字
animated
linear
green
symbol
lightning
line
energy
icon
power
electric
flash
concept
sustainable
sign
drawn
gradually
thunder
charge
electricity
bolt
motion
video
animation
isolated
background
vector
modern
abstract
design
element
graphic
decoration
object
illumination
te?hnology
outline
contour
electrical
thunderbolt
thunderstorm
silhouette
shock
powerful
storm
speed
fast
light
white