英文關鍵字
achievement
active
activity
adult
arm
athlete
athletic
attractive
background
body
bodybuilding
calf
care
challenge
confidence
control
day
desire
determination
effort
endurance
energy
enjoyment
equipment
exercise
exhilaration
extension
fit
fitness
gym
handsome
health
healthy
indoor
leg
machine
male
man
model
muscle
muscular
person
shape
sport
strength
strong
train
weight
workout
young