英文關鍵字
aerator
animal
are
beak
beautiful
bird
blue
bridge
city
cut
destroy
dirt
dirty
disease
dove
eating
environment
excrement
feather
feces
field
food
forest
fountain
freedom
garden
group
inpond
lake
landscape
machine
morning
natural
nature
ocean
outdoor
park
pigeon
pigeons
pond
river
sand
seed
sky
small
standing
stray
summer
travel
walking
water
white
wild
wildlife
wing