英文關鍵字
adult
agriculture
animal
animals
big
boar
brute
couple
dolorous
ears
eye
farm
farming
fun
grass
grate
grunt
grunting
head
hog
hogpen
impressive
land
legs
lie
livestock
look
lying
mammal
meat
metallic
nature
nose
pig
pigs
pigsty
pork
rosy
sad
seek
several
shed
smell
sniff
snout
spotted
stand
swine
two
wooden
young