isthmus

n.

地峡；

复数：isthmuses

1. In which part of the world is the Isthmus located?
   苏伊士地峡位于世界的哪一部分？
2. The southern isthmus is always hot and humid.
   南部地峡总是炎热和潮湿。
3. The thyroid gland has a right lobe and a left lobe connected by a narrow isthmus.
   位于颈部气管前，由左右两叶及中间狭窄的的峡部构成。
4. The ablation target site was the isthmus between tricuspid valve annulus and inferior vana cava.
   位于三尖瓣环和下腔静脉口间的峡部为消融部位。

Closure of the Isthmus of Panama: The near-shore marine record of Costa Rica and western Panama
New dates and new rates for divergence across the Isthmus of Panama
Technique and Results of Linear Ablation at the Mitral Isthmus
Effect of the formation of the Isthmus of Panama on Atlantic Ocean thermohaline circulation
Hand and sex differences in the isthmus and genu of the human corpus callosum. A postmortem morphological study
Radiofrequency ablation of the inferior vena cava-tricuspid valve isthmus in common atrial flutter.
Diversity and extinction of tropical american mollusks and emergence of the isthmus of panama.
Divergence in proteins, mitochondrial DNA, and reproductive compatibility across the isthmus of Panama
Multivariate analysis in skull osteometry of the common tree shrew from both sides of the Isthmus of Kra in Southern Thailand.
Rate variation of protein and mitochondrial DNA evolution as revealed by sea urchins separated by the isthmus of Panama.