英文關鍵字
swan
cygnet
baby
young
animal
family
pair
couple
wings
river
birds
parents
animals
floating
mates
free
water
beak
mother
female
brood
graceful
beautiful
kids
love
offspring
together
wildlife
youngster
flock
ripples
male
habitat
reflection
rural
summer
conservation
father
swimming
calm
tranquil
scene
outside
outdoors
relaxing
peaceful
british