atandt 发表于 2012-4-23 21:34   全显示 1楼
判断高潮的一个最简单的方法是,在一阵快感中阴道会自动的有节奏的收缩。收缩的频率大约每秒2-3次,持续时间大约3-5秒。
在性活动中,由于阴茎的抽动的刺激也会让人经常的收缩阴道,但是这种收缩在一定程度上是可以故意忍耐不收缩的,比如故意放松,就会缓解阴道的收缩。但是高潮的收缩是不可以控制的,无法在高潮中有意的停止阴道的收缩。
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