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

• Isthmus and left and right lobe parenchyma and blood supply in the normal range.
  峡部及左右叶实质回声及供血在正常范围。
• 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。
• 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。
• 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。
• Treatment of Lumbar Isthmus Spondylolisthesis with Vertebral Arch Screw Fixation and Posterior Lumbar Interbody Fusion with 270 Angle
  后路椎弓根固定270°椎间融合治疗腰椎滑脱
• The Isthmus of Panama joins North and South America.
  巴拿马地峡将北美和南美连接起来。
• 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
• Consultative Group on Economic Cooperation for the Central American Isthmus
  中美洲地峡经济合作协商小组
• 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。
• A series of filters then ensures that convex polygons with peninsulas maintain a minimum isthmus width.
  然后进行一系列过滤，保证凸状多边形能保持最小的狭缝宽度。