Studies also show that having regular ejaculations decreases the risk of prostate cancer in men. 研究同时表明定期男性射精可以减少前列腺癌发生的几率。 article.yeeyan.org 6. Repeated ejaculations within a short time produce less and less semen. 在短时间内重复射精,其量会越来越少。 dictsearch.appspot...