英文關鍵字
agriculture
animal
barn
barnyard
bath
bio
boar
breed
countryside
crossed
dirty
domestic
dominant
family
farm
farmyard
fat
fight
fighting
food
free
grazing
grunt
happy
hog
industry
livestock
meal
meat
mess
mud
muddy
nose
pig
piggy
piglet
pigpen
pigs
pigsty
play
playing
pond
pork
range
rural
snout
sow
stink
sty
summer
swine
time
traditional
two
vietnam
vietnamese
village
wallow
wallowing
water
wild
with
yard