英文關鍵字
abundant
boulders
brook
clean
clear
climate
close
closeup
creek
damage
danger
destruction
drain
drainage
drop
environment
falling
flood
flooding
flow
flowing
fresh
grass
green
moss
mossy
motion
mountain
natural
nature
old
outdoor
outdoors
pavement
puddle
pure
rain
rainwater
rapid
rock
season
sidewalk
slow
splash
splashing
spring
staircase
stone
stones
storm
stream
swift
walkway
water
waterfall
weather
wet
wild