機器
adult
arm
athlete
body
boy
bulking
cable
cable machine
cable tricep extension
caucasian
character
cutting
exercise
extension
extensions
face
fit
fitness
guide
guidelines
gym
hand
health
healthy
heavy
home workout
illustration
infographic
lifestyle
male
man
muscle
muscular
person
pull down
single
single arm
skip
sport
strength
strings
strong
template
train
trainer
tricep
tricep extension
weight
workout