基本解释硬膜内的同根派生 英汉例句In the spine these lesions are intradural extramedullary.在脊柱内，病变位于髓外硬膜内。Lymphoma with spinal epidural or intradural involvement at initial presentation is an aggressive disease.以硬膜上或硬膜内压迫为初始症状之淋巴瘤是一种进行快速的疾病。