英文關鍵字
atmosphere
background
beautiful
beauty
blur
calm
cascade
clear
creek
environment
fall
flow
flowing
fluid
foam
fresh
intro
laps
liquid
looping
motion
natural
nature
peace
peaceful
pure
river
rock
run
scenery
slow
splash
spring
stone
stream
the
time
timeless
tranquil
turbulent
wallpaper
water
waterfall
white