英文關鍵字
abstract
background
blurry
bottom
clouds
current
downstream
environment
fast
flood
flowing
flux
glowing
level
luminous
movement
moving
natural
pour
rapid
rays
river
rocky
scene
shallow
shines
shining
sky
solar
stony
strong
sun
sunlight
sunny
sunshine
surface
through
underwater
view
vortex
water
whirlpool
whirlwind