英文關鍵字
aqua
backdrop
background
bubble
circle
clean
column
cyclone
dimension
ecology
fresh
freshness
glossy
highdef
hurricane
impact
ink
light
liquid
morphing
motion
mysterious
natural
nature
pouring
purity
ripple
rotating
rotation
round
shape
smooth
spin
spiral
storm
swirl
threedimensional
tornado
twirl
twist
twisted
vortex
water
wave
whirl
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