preanal pore

例句：

1. 1. The doctor advised him to avoid eating spicy food for a week, as it could cause inflammation in the preanal pore.
   医生建议他避免吃辛辣的食物一周，因为这可能会在肛门孔引起炎症。
2. 2. After the operation, she had to wear a special dressing on her anus to prevent infection and keep the preanal pore clean.
   手术之后，她不得不在她的肛门上戴一种特殊的敷料，以防止感染并保持肛门孔的清洁。
3. 3.During sex, it's important to maintain good hygiene around the preanal pore to prevent infections.
   在性行为期间，保持肛门周围的良好卫生非常重要，以防止感染。