isthmus

英 [ˈɪsməs]

美 [ˈɪsməs]

n.  地峡

GRE医学

BNC.34487 / COCA.23546

牛津词典

noun

• 地峡
  a narrow strip of land, with water on each side, that joins two larger pieces of land

柯林斯词典

• N-COUNT 地峡
  Anisthmusis a narrow piece of land connecting two very large areas of land.
  1. ...the Isthmus of Panama.
     巴拿马地峡

英英释义

noun

• a cord-like tissue connecting two larger parts of an anatomical structure
  Synonym:band
• a relatively narrow strip of land (with water on both sides) connecting two larger land areas

双语例句

• Most systems offer cemented and uncemented fixation but the majority of cases require cement fixation distally, as the isthmus has been passed.
  多数系统提供了骨水泥型和非骨水泥型固定，但是由于己经超过股骨峡部，多数病例需要远端骨水泥固定。
• Resection of the isthmus and part of the right side of the thyroid, intraoperative biopsy.
  甲状腺峡部切除加右侧腺叶部分切除术，术中冰冻。
• Roosevelt, moreover, dispatched the U.S.A. Nashville to colon, on the Atlantic side of the isthmus.
  另外，罗斯福还把美国舰只“纳什维尔”号调往地峡大西洋那一边的科隆。
• The Role of Fetal Aortic Isthmus Hemodynamic Parameters and Transverse Cerebellar Diameter in Forecasting Fetal Growth Restriction
  胎儿主动脉峡部血流及小脑横径的测定在预测胎儿生长受限中的意义
• Imaging diagnosis of spondylolysis of laminar isthmus of the lumbar spine in screening for aviation students
  招收飞行学员腰椎峡部裂的影像学诊断
• Consultative Group on Economic Cooperation for the Central American Isthmus
  中美洲地峡经济合作协商小组
• North America is connected with South America by the isthmus of panama.
  巴拿马海峡把北美同南美连接起来。
• Meeting of Ministers of Economic Affairs of the Countries of the Central American Isthmus
  中美洲地峡国家经济事务部长会议
• The present and future continents north and south, with the isthmus.
  现在与未来的大陆在南北分立中间则有着地峡。
• The Isthmus of Panama joins North and South America.
  巴拿马地峡将北美和南美连接起来。