英文關鍵字
agriculture
animal
animals
background
barn
communicate
country
countryside
curious
cute
dirty
domestic
farm
farming
fence
food
funny
get
grass
head
hog
inside
life
light
little
livestock
mammal
meat
nature
nose
out
pen
pig
piggy
piglet
piglets
pigs
pork
rural
small
snout
swine
two
white
young