英文關鍵字
river
water
slow
flow
rock
stone
fresh
close
detail
action
background
beautiful
beauty
brook
cascade
clean
closeup
cold
creek
current
environment
fall
flowing
freshness
green
landscape
light
motion
natural
nature
outdoor
outdoors
pure
rapids
run
scenic
splash
spring
stones
stream
summer
sunny
transparent
travel
turbulent
waterfall
wave
wet
wild
small
video