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 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。
• 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
• Reclaiming the lost isthmus would have many positive consequences.
  收复失去的大陆桥，将会有诸多正面结果。
• 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
• Ministerial Conference between CARICOM and the Countries of the Central American Isthmus
  加勒比共同体和中美洲地峡各国间部长级会议
• In 1698 the nobles and landowners of the kingdom of Scotland tried to elevate their country to a world trading nation by colonize ing the isthmus of Panama.
  1698年，苏格兰王国的贵族与大地主试图通过殖民统治巴拿马地峡把他们的国家提升为世界贸易强国。
• 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
• 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。
• 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。
• 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。