英文關鍵字
action
active
activity
adolescence
adult
athlete
athleticism
background
blue
body
boy
build
caucasian
chest
child
childhood
cute
energy
exercise
expander
fitness
freckled
funny
gymnasium
hand
health
healthcare
healthy
hobbies
human
lifestyle
little
motion
muscle
muscular
one
people
person
smile
sport
spring
steel
strength
stretching
teenager
training
weights
white
young
youth