英文關鍵字
aerobics
body
club
cycling
effort
endurance
equipment
exercise
exercising
fun
gym
health
healthy
human
lifestyle
lifestyles
machine
men
people
sport
sports
strength
the
training
treadmill
two
walking
workout
英文關鍵字
aerobics
body
club
cycling
effort
endurance
equipment
exercise
exercising
fun
gym
health
healthy
human
lifestyle
lifestyles
machine
men
people
sport
sports
strength
the
training
treadmill
two
walking
workout