英文關鍵字
alps
animal
bavarian
beach
beautiful
beauty
bird
birds
blue
chick
clouds
day
environment
european
family
forest
green
island
lake
landmark
landscape
life
mountain
nature
ocean
peaceful
pond
reflection
river
sand
sea
sky
small
summer
sunny
swan
swans
swim
swimming
tourism
travel
view
water
wave
white
wild
wildlife