urethraWiktionary 原文中文来自 ECDICTn.尿道演变路径（由近及远）英语书面借自 ←古希腊语 οὐρήθρα “the passage for urine”原始词根原始印欧语 *h₁wers-词源说明Learned borrowing from Ancient Greek οὐρήθρα (ourḗthra, “the passage for urine”), from οὐρέω (ouréō, “to make water”). Recorded in English since 1634.释义（英文）名词 Noun(anatomy) The tube through which urine exits the body and, in male placental mammals, through which semen is ejaculated.词族派生词（6）megalourethraneourethraurethralurethralgiaprostatic urethraurethritis