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
move
breed
fence
summer
outdoor
happy
house
beautiful
agriculture
livestock
beauty
wood
domestic
sentinel
conditions
cute
season
loneliness
cold