英文關鍵字
acrobat
action
active
athletic
barefoot
beginner
bouncer
bouncing
controlling
exercise
fitness
flip
freedom
fun
girl
gym
gymnasium
gymnast
hall
human
indoors
jump
jumping
leaping
looking
male
man
motion
people
pirouette
pupil
room
rotating
rotation
shifting
sport
sports
sportswoman
springboard
teaching
trainer
training
trampoline
trampolining
turning
turnover
whirling
woman
young