英文關鍵字
artificial
stone
cascade
waterfall
park
green
tree
background
nature
forest
outdoor
plant
relax
recreation
water
calm
quiet
rock
flow
panning
ecology
summer
英文關鍵字
artificial
stone
cascade
waterfall
park
green
tree
background
nature
forest
outdoor
plant
relax
recreation
water
calm
quiet
rock
flow
panning
ecology
summer