英文關鍵字
prague
rapids
cascading
dam
spillway
frothy
current
splashing
foam
flowing
motion
dynamic
torrent
surge
waterfall
spray
bubbling
aqua
wave
ecology
refreshing
riverbank
momentum
fluid
splendor
英文關鍵字
prague
rapids
cascading
dam
spillway
frothy
current
splashing
foam
flowing
motion
dynamic
torrent
surge
waterfall
spray
bubbling
aqua
wave
ecology
refreshing
riverbank
momentum
fluid
splendor