英文關鍵字
pet
wheel
circle
fatalism
rodent
running
animal
mammal
small
mouse
cute
run
cage
exercise
fluffy
funny
fur
motion
spinning
white
speed
fitness
tiny
metal
looking
sport
wool
domestic
little
concept
steel
hair
rat
friendly
furry
indoors
race
round
wildlife
work
pest
effort
endurance
job
redhaired
hamster