英文關鍵字
fountain
water
pond
spray
garden
green
foliage
outdoors
nature
landscape
peaceful
serene
relaxation
tranquility
beauty
environment
ecosystem
fresh
clean
flowing
hydrology
hydroelectric
natural
sustainable
aquatic
freshwater
wet
splash
drop
stream
river
lake
ocean
rain
shower
sprinkle
dew
mist
fog
humidity