英文關鍵字
beautiful
blur
brook
cascade
clean
cold
color
creek
day
environment
falls
flare
flood
flow
flowing
flows
forest
fresh
landscape
motion
mountain
mountains
natural
nature
outdoor
reflection
refresh
river
rock
slow
snow
snowflake
snowing
splash
stone
stones
stream
tranquil
tree
water
waterfall
wet
wild
wilderness
winter
woods