英文關鍵字
abandoned
activity
attraction
background
backyard
carousel
childhood
circle
circles
colorful
day
down
empty
entertainment
environment
equipment
free
fun
game
ground
joy
leisure
loneliness
merry
metal
nature
nobody
old
outdoor
outside
park
people
play
playground
recreation
relaxation
rotate
round
roundabout
seat
slow
slowing
spin
summer
sunshine
swing
toy
yellow