英文關鍵字
animal
arm
beauty
black
canine
caucasian
clothing
day
dog
duty
grass
green
help
male
mammal
man
nature
officer
park
patrol
people
person
pet
plant
police
policemen
professional
safety
security
selective
sheep
shepherd
show
side
smart
space
street
tatarstan
territory
train
training
tree
view