Nuck's hydrocele

例句：

1. 1. He had a Nuck's hydrocele and needed surgery.
   他有一个牛的疝气，需要手术。
2. 2.The veterinarian performed an operation to repair the Nuck's hydrocele in his cow.
   兽医进行了一次手术，修复了牛的疝气。
3. 3. The farmer was worried about the health of his cows after the Nuck's hydrocele incident.
   农民在牛腹股沟疝事件后担心他的奶牛的健康。