英文關鍵字
abstract
artificial
background
backlit
beautiful
bottom
chimney
cigarette
clean
cloud
clouds
composite
compositing
concept
condensation
contrast
definition
dense
design
details
effect
element
emission
explosion
factory
fire
flowing
fluid
fog
fume
gas
high
highdetailed
incense
industrial
jet
looped
mist
motion
movement
of
simulation
smoke
smoky
steam
train
vapor
vapour