英文關鍵字
action
active
activity
adult
alone
athlete
body
bodybuilder
boy
cross
crossfit
doing
endurance
enjoyment
exercise
figure
fitnes
fitness
freedom
hand
human
instructor
leisure
look
male
man
muscle
muscles
muscular
nature
one
outdoors
park
physical
practice
practicing
sport
sportive
strength
strengthening
trainer
training
wellness
workout
young