the muscular tube leading from the external genitals to the cervix of the uterus in women and most female mammals 阴道 ■(Botany & Zoology)any sheath-like structure, especially a sheath formed round a stem by the base of a leaf (植,动)叶鞘
派生 vaginal adjective 语源
late 17th cent.: from Latin, literally sheath, scabbard'