英文關鍵字
abdominals
abs
active
activity
adult
athlete
athletic
backflip
balance
bar
body
bodybuilding
caucasian
crossfit
effort
energy
equipment
exercise
fit
fitness
get
guy
gym
hanging
health
healthy
instructor
lifestyle
male
man
masculine
masculinity
muscle
muscular
outdoor
physical
playground
power
pull
sport
sportive
strength
strong
summer
training
workout
young