英文關鍵字
anchor
aquatic
avian
bay
beak
boat
calm
coastal
dock
eat
elegance
face
feather
float
freshwater
gentle
glide
grace
harbour
haven
head
journey
lakeside
majestic
marina
marine
moored
mooring
nature
nautical
ornithology
pier
plumage
quay
reflection
ripple
ripples
sail
serenity
shore
silhouette
sunset
swan
swan's
tranquil
tranquility
turns
twilight
vessel
water
wildlife
wingspan