Orgasm consists of involuntary contraction of the pelvic muscles and erotic pleasure.
Orgasm consists of involuntary contraction of the pelvic muscles and erotic pleasure.
性高潮是产生自骨盆肌肉的自然收缩状态以及情欲的快感。
Orgasm consists of involuntary contraction of the pelvic muscles and erotic pleasure.
性高潮是产生自骨盆肌肉的自然收缩状态以及情欲的快感。