sphincter muscles

常見例句

• A ring of muscle, the cardiac sphincter, surrounds the esophagus at this point.
  此處有一肌肉環(huán)即賁門括約肌圍繞著食道。
• Some surgeries and drugs could lead to the sphincter of Oddi dysfunction.
  某些外科手術(shù)或藥物會引起奧狄氏括約肌機能障礙。
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