同根派生 sphincter muscle相关词英汉例句A ring of muscle, the cardiac sphincter, surrounds the esophagus at this point.此处有一肌肉环即贲门括约肌围绕着食道。Some surgeries and drugs could lead to the sphincter of Oddi dysfunction.某些外科手术或药物会引起奥狄氏括约肌机能障碍。sphincter muscle更多例句