英文關鍵字
alpine
beautiful
brook
calm
clean
clear
closeup
cold
detail
environment
fast
flow
force
forest
fresh
freshness
hiking
landscape
mood
mountain
natural
nature
outdoor
peaceful
pristine
pure
purity
river
rocks
scenery
scenic
slowmotion
small
source
splash
spring
stone
stream
summer
sunny
tiny
unspoiled
valley
water
waterfall
wet
wild
wilderness
woods