英文關鍵字
albifrons
are
beak
bill
bird
blue
charadriiformes
common
deck
feathers
hirundo
laridae
little
nature
ornithology
perching
sea
sterna
tern
terns
water
wild
wildlife
wing
wooden
英文關鍵字
albifrons
are
beak
bill
bird
blue
charadriiformes
common
deck
feathers
hirundo
laridae
little
nature
ornithology
perching
sea
sterna
tern
terns
water
wild
wildlife
wing
wooden