英文關鍵字
artificial
cascade
dark
darkness
day
evening
fall
falling
flow
flowing
fountain
green
in
made
on
river
rock
small
sound
spring
stone
through
water
waterfall
wood
英文關鍵字
artificial
cascade
dark
darkness
day
evening
fall
falling
flow
flowing
fountain
green
in
made
on
river
rock
small
sound
spring
stone
through
water
waterfall
wood