英文關鍵字
action
active
activity
ball
baseball
bat
boy
caucasian
child
childhood
children
fail
failure
fun
game
grass
happy
hit
hitting
hobby
kid
leisure
lifestyle
little
miss
motion
movement
nature
park
pass
people
person
play
player
playful
playing
practicing
relaxing
skip
sport
summer
teen
teenager
throwing