anal crypt

例句：

1. 1.The anal crypt is a small area of the intestine that connects to the rectum.
   肛门隐窝是连接肠道和直肠的小区域。
2. 2.During surgery, the surgeon needs to identify and protect the anal crypts to prevent damage to the nerves.
   在手术中，外科医生需要识别并保护肛门隐窝，以防止神经受损。
3. 3.Anal crypt infections can cause severe pain and discomfort during bowel movements.
   肛门隐窝感染可能导致排便时剧烈疼痛和不适。