英文關鍵字
flowing
nature
water
splash
stream
wave
natural
river
flood
reservoir
flow
liquid
strong
current
danger
environment
outdoor
abstract
waterfall
dam
beautiful
pouring
power
rough
splashing
wet
channel
foam
industrial
motion
rapid
surface
cataract
background
destruction
down
fast
force
horizontal
move
open
pour
rain
rush
speed
steps
strength
video
weather
concrete