英文關鍵字
river
stone
nature
water
rock
tree
forest
natural
scenic
spring
springtime
environment
landscape
creek
outdoors
mountain
summer
travel
calm
motion
hiking
pebble
rural
waterfall
wild
brook
cascade
fall
park
plant
view
clear
lush
rapid
scene
light
woodland
adventure
beauty
clean
riverbank
small
texture
bank
wood
background
duct