英文關鍵字
river
water
running
above
abstract
background
beautiful
blue
bright
brook
clean
clear
closeup
creek
current
day
deep
detail
environment
fast
flow
footage
fresh
macro
moving
natural
nature
nobody
outdoor
pattern
preserve
pure
quick
reflection
ripple
rippled
sky
speed
spring
stream
surface
texture
wave
saving
ecology
tree
transparent
forest
brown
bottom