| 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 |