短语词组短語vitiate fortify 敗壞vitiate e 削弱vitiate a contract 使契約失傚vitiate the air 使空氣混濁vitiate or annul 以下或者撤銷enfeeble enervate debilitate weaken vitiate 使衰弱Vitiate vi -ti-ate 六次都提到喫飯 返回 vitiate