名词
中文翻译：肛门段
同义词：
['anal region', 'anal area']
例句：
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1.The doctor advised him to take a bath and clean the anal segment regularly.
医生建议他洗澡并定期清洁肛门。
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2.During surgery, the anal segment was carefully dissected to avoid damaging nerves.
手术中，小心地解剖肛门段以避免损伤神经。
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3. The patient reported feeling discomfort in the anal segment after eating spicy food.
病人在吃了辛辣的食物后报告了肛门部位的不适。