英文關鍵字
beach
beautiful
blue
bottle
clean
coast
countryside
day
earth
eco
ecology
environment
environmental
flow
forest
forrest
green
lake
landscape
natural
nature
nobody
outdoor
park
picturesque
plastic
recycle
reflection
river
rock
rural
russia
scene
scenery
scenic
season
shore
stone
stream
summer
sustainable
tourism
travel
vacation
view
waste
water
wild
world