英文關鍵字
wheel
hamster
concept
cycling
sports
pet
mouse
repetitiveness
runs
situations
circle
fitness
rodent
animal
small
mammal
cute
run
fur
funny
fluffy
domestic
cage
little
white
exercise
furry
running
tiny
motion
rat
hair
fun
paw
speed
wool
movement
active
syrian
round
entertainment
energy
sport
young
endurance
spin
sprint
activity
cuddly
quick