atretocystia

例句：

1. 1.He had an atretocystia on his leg that was causing him pain.
   他的腿上有一个囊肿，导致他疼痛。
2. 2.The doctor removed the atretocystia and sent him home with a prescription for pain medication.
   医生取出了囊肿，并给他开了止痛药的处方。
3. 3.She underwent surgery to remove the atretocystia and recovered quickly.
   她接受了手术来切除囊肿，并且很快就康复了。