英文關鍵字
agricultural
agriculture
air
animal
barn
battery
beak
belts
bird
cage
cages
chick
chicken
chickens
conveyor
coop
eating
eggs
factory
farm
farming
feather
feed
feeder
food
fowl
group
hen
henchicken
hens
house
incubator
industrial
industry
lie
light
livestock
meat
mixed
motion
nature
open
organic
poultry
rooster
rural
sit
slow
white