prostate gland
基础科学

        A gland in male mammalssurrounding the urethra in the region where itleaves the bladder. It releases a fluid con-taining various substances,including en-zymes and an antiagglutinating factor,thatcontribute to the production of semen.Itssize and secretory ......（本文共 349 字）     [阅读本文] >>