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

• A study on morphology of isthmus in maxillary first premolars
  上颌第一前磨牙根管峡部形态的研究
• Method CT scanner frame incline to the head. The position line and Lumbar Isthmus are parallel to each other. The angle of scanning are opposite to the intervertebral discs level.
  方法CT扫描架向头侧倾斜，定位线与腰椎峡部平面平行，扫描角度与间盘层面相反。
• But I am assuming that an isthmus between Kent, East Sussex and Pas-de-Calais would be the cheapest, most popular means of reconnecting with the continent.
  但我猜想，在肯特郡、东苏塞克斯和加莱海峡之间的地峡，将是重新连接欧洲大陆的最便宜、最受欢迎的方式。
• 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
• The isthmus would be greyish brown, littered with whelk shells and punctuated by shipwrecks.
  海峡可能是灰褐色的，到处散落着海螺壳，时而还会有失事船只的残骸。
• 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
• 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。
• The isthmus that connects Central America and South America.
  连接中美洲和南美洲的一个地峡。
• The island was shaped like a dumbbell, with a low, narrow isthmus leading to two hilly points at the North and South ends.
  小索罟岛的形状很像是一只哑铃，一段低矮的狭长地带连接起多丘的南北两端。