常见例句双语例句Left ureter was led out through retroperitoneum to the right lower quadrant of abdomen together with the right ureter.操作要点为尿痿的造设，作法是，左侧输尿管于腹膜后牵至右侧，与右侧输尿管一并于右下腹造设尿痿。 返回 left lower quadrant abdomen