英文關鍵字
action
active
adult
aerobics
athlete
athletes
athletics
bar
barbell
beautiful
biceps
body
build
championship
coach
competition
drill
dumbbell
energy
exercise
female
fitness
girl
gym
gymnastics
health
hobby
incentive
indoors
instructor
lady
morning
motivation
motivator
motive
muscles
muscular
people
physique
power
powerful
pump
result
rod
sport
train
training
woman
workout