英文關鍵字
bull
cow
mountain
pasture
shaggy
hair
horns
grazing
cattle
males
females
artiodactyl
mammals
herbivorous
animals
meadow
feed
livestock
bovine
agriculture
rural
field
nature
wildlife
domestic
farming
environment
landscape
countryside
horned
ungulates
herd
grassland
natural
outdoor
scenery
feeding
ruminant
beast
creature
habitat
pair
duo
grass
mammal