英文關鍵字
autumn
condensation
dirty
disaster
flood
flowing
growth
loud
mist
motion
muddy
natural
nature
oscillation
phenomenon
pool
power
quiet
rainwater
rapid
river
running
soap
speed
spray
storm
sud
surface
swirl
water
waterfall
wave
waving
whirlpool
英文關鍵字
autumn
condensation
dirty
disaster
flood
flowing
growth
loud
mist
motion
muddy
natural
nature
oscillation
phenomenon
pool
power
quiet
rainwater
rapid
river
running
soap
speed
spray
storm
sud
surface
swirl
water
waterfall
wave
waving
whirlpool