sphincter [ˈsfɪŋktɚ]

例句:

• Carlo's body , sphincter released by approaching death, had voided itself.
  突然之间,车内臭气熏天,卡罗在接近死亡时括约肌松弛了.
  
• Luca's sphincter, no longer under control , opened , the waste of his body spilled out.
  突然一下,地板上湿漉漉 、 滑溜溜的, 路加屎尿流出来了.
  
• 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.
  
• Urinary incontinence can occur because of trauma to the sphincter muscle.
  来自BBC
• There is an artificial urinary sphincter - which uses compression to prevent urine leakage.
  来自BBC
• Some medicines can relax the muscular sphincter and open up the passage to the stomach to allow food to pass more easily.
  来自BBC