| 单词 | lower esophageal sphincter |
| 释义 | lower esophageal sphincter lower esophageal sphincter n.（名词）A ring of smooth muscle fibers at the junction of the esophagus and stomach.Also called cardiac sphincter Also called gastroesophageal sphincter 下食道括约肌：位于食道与胃接合处的环状平滑肌纤维组织也作 cardiac sphincter也作 gastroesophageal sphincter |
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