英文關鍵字
altai
back
background
bed
blue
bottom
change
channel
current
day
drop
edge
environment
fast
flowing
foam
highlight
ice
landscape
lit
melting
motion
mountain
movement
nature
nobody
outdoors
pond
purity
raging
rapid
river
riverbank
russia
snow
splash
spring
stream
surface
texture
tide
transparent
tree
ursul
water
wave