英文關鍵字
blue
cascade
color
contemporary
country
countryside
creek
dirty
ecology
environment
flowing
forest
grass
green
hill
horizon
landscape
lighting
meadow
natural
nature
out
outdoors
polluted
real
river
riverbed
rock
rocky
rural
scenery
season
spring
stone
stones
stream
summer
sunny
terrain
time
tree
trees
trek
water
wet
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