英文關鍵字
backdrop
background
black
bubble
circle
clean
column
cyclone
ecology
element
falling
fresh
freshness
futuristic
healthy
horizontal
hurricane
ideas
light
liquid
motion
movement
nature
purity
ripple
rotating
rotation
round
shape
spin
spiral
splashing
storm
streamcolor
swirl
tornado
twirl
twist
vitamin
vortex
water
wave
whirl
white