英文關鍵字
acrobat
action
active
activity
adult
air
athlete
athletic
body
bounce
caucasian
energy
exercise
fitness
flip
freedom
fun
gymnast
gymnastics
happiness
happy
healthy
indoor
joy
jump
jumping
laughing
leisure
lifestyle
man
motion
movement
muscular
people
person
playground
playing
sport
sports
sportsman
sporty
summer
training
trampoline
wakeboard
young