英文關鍵字
beautiful
brook
bubble
cascade
day
environment
environmental
eternity
europe
fall
fast
flow
foam
forest
green
high
highlands
hill
landscape
leaf
lush
mountainous
mountains
natural
nature
outdoors
park
quick
river
riverscape
rock
rocky
scenic
smooth
smoothly
sound
source
splash
stone
stony
stream
summer
travel
ukraine
vegetation
water
waterfall
waterscape
wave
wet