英文關鍵字
swallow
bird
sitting
railing
pair
little
cute
birds
animal
background
barn
beautiful
black
blue
cable
colorful
electric
environment
fauna
feather
fly
group
indian
line
natural
nature
outdoor
outdoors
perched
power
silhouette
sky
small
summer
swallows
tail
wild
wildlife
wing
wings
wire