esophageal sac

例句：

1. 1.The doctor removed the esophageal sac to relieve his pain.
   医生移除了食管囊以缓解他的疼痛。
2. 2.During surgery, the surgeon carefully removed the esophageal sac.
   在手术过程中，外科医生小心翼翼地移除了食管囊。
3. 3. The patient was given a medication that would help reduce the size of the esophageal sac.
   患者被给予一种药物，可以帮助减小食管囊的大小。