联系我们联系我们
The ductus deferens, also known as the vas deferens, is a paired duct, or tube, that is part of the male reproductive system in mammals. Each ductus deferens extends from the epididymis to the pelvic region.
对不起,此内容在您的国家不适用。
您即将被转换到我们的本地网站。