英文關鍵字
abdominal
activity
adult
athlete
body
burpee
caucasian
conscious
endurance
exercise
fit
fitness
flexing
gym
health
healthy
heavy
hispanic
human
indoors
jump
lifestyle
male
men
motion
motivation
muscle
muscular
people
physical
power
pursuit
recreational
relaxation
shirtless
slow
sport
strength
strong
sweat
training
weight
workout
young