vas deferens,

于是他冲向了输精管(vas deferens)!
must love die_vas deferens_单曲在线试听_酷我音乐
urethra penis testicle scrotum epididymis vas deferens
publishing as benjamin cummings 80 homologous to vas deferens
and function seminal vesicleurinary bladdervas deferens