英文關鍵字
animals
aquatic
background
beak
bird
birds
cygnus
duck
ducks
elegant
family
farm
feather
feathers
floating
fowl
front
garden
graceful
grass
green
lake
landscape
lawn
love
lying
meadow
migratory
mirror
mute
natural
nature
neck
outdoor
park
pond
portrait
preening
purity
relax
rest
river
shore
snowswhite
spring
summer
swan
swans
two
village
walking
walks
water
waterfowl
white
wild
wildlife
wings