Objective: To exercise the stomach muscles and the inner thigh muscles.
Objective: To exercise the stomach muscles and the inner thigh muscles.
目的:锻炼腹部肌肉和大腿内侧肌肉。
Objective: To exercise the stomach muscles and the inner thigh muscles.
目的:锻炼腹部肌肉和大腿内侧肌肉。