英文關鍵字
dog
friend
watchdog
chain
animal
booth
countryside
protection
muzzle
collar
rural
guard
fur
look
mammal
canine
outside
yard
angry
pet
sad
security
doggy
puppy
alone
anger
lonely
action
carnivore
concentration
city
wood
shelter
shack
active
ancient
life
nature
cold
mongrel
summer
hungry
black
fence
young
wooden
season
street
bound