英文關鍵字
arm
athlete
athletic
biceps
big
body
bodybuilder
bodybuilding
developed
dumbbells
energy
equipment
exercise
exercising
fitness
focus
guy
gym
hand
health
healthy
heavy
iron
lifestyle
lifting
liftups
male
man
masculine
motion
muscleman
muscles
muscular
person
physique
power
practice
professional
program
same
slow
sport
strength
technique
tonus
train
upper
vein
weight
working