英文關鍵字
alone
animal
bird
lake
nature
swan
water
white
wild
wildlife
feathers
pond
reflection
swim
beak
neck
ornithology
river
sunny
waterbird
wing
animals
birds
blue
closeup
elegant
graceful
outdoor
peaceful
calm
single
waterfowl
avian
bill
cute
cygnet
day
drink
farm
grass
green
lonely
long
looking
outdoors