英文關鍵字
abstract
ameland
beach
beachgrass
blue
coast
coastal
coastline
dry
dune
dust
dutch
earth
ecosystem
environment
europe
european
friesland
grass
green
island
landscape
marram
natural
nature
netherlands
northsea
ocean
outdoor
pattern
sand
scene
sea
sky
slide
soil
terrain
texture
track
trail
waddenzee
wind