英文關鍵字
action
activity
apparatus
athlete
back
behind
boy
care
center
club
doing
energy
equipment
exercise
exerciser
exercisers
fast
fitness
gym
healthy
hotel
human
indoors
leisure
lifestyle
machine
male
mother
motion
muscular
run
simulator
sochi
son
speed
sport
sports
step
strength
teen
tilt
together
training
treadmill
two
vitality
walking
woman
work
young