dacryocele

例句：

1. 1. The baby's head was swollen due to a hydrocele.
   婴儿头部因水囊而肿胀。
2. 2.The doctor diagnosed the patient with a hydrocele and advised surgery.
   医生诊断患者患有水囊并建议手术。
3. 3.The hydrocele resolved after the child was treated with medication.
   孩子服用药物后，水囊自行消退了。