英文關鍵字
girl
exercising
treadmill
gym
doing
cardio
training
sports
club
lifestyle
healthy
concept
action
active
activity
attractive
body
calories
caucasian
energy
equipment
exercise
female
fit
fitness
center
woman
health
human
indoor
joy
leisure
machine
motivation
movement
person
personal
physical
practicing
speed
control
sport
sportive
sportswear
sporty
technology
walk
women
working
workout