英文關鍵字
abstract
animation
backdrop
background
black
cartoon
cloud
clouds
cloudscape
cloudy
dark
design
dust
dynamic
effect
environment
fire
floating
flowing
fog
gas
isolated
light
loop
mist
motion
movements
nature
overlay
raising
sky
smog
smoke
smoky
smooth
space
steam
steamer
storm
texture
transparent
vapor
vaporize
vaporizer
vapour
vertical
white