英文關鍵字
background
beauty
brown
city
cold
creek
day
dirty
environment
flood
flow
flowing
forest
frozen
green
ice
landscape
melt
melting
motion
nature
outdoor
outdoors
park
puddle
rain
reflection
river
rock
run
running
runoff
scenery
season
snow
splash
spring
stream
street
surface
thaw
town
tree
urban
water
weather
wet
winter