名词
中文翻译：肛门区域
同义词：
['anal cavity', 'anal canal', 'anal sphincter例句：1. He was very nervous about the upcoming surgery.（他对即将进行的手术感到非常紧张。）']
例句：
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1. He was very nervous about the upcoming surgery.
他对即将进行的手术感到非常紧张。
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2.The doctor advised him to avoid raw meat and cooked food for a week.
医生建议他在接下来的一周里避免生肉和熟食。
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3. She ate a lot of spicy food as part of her new diet plan.
作为她新的饮食计划的一部分，她吃了很多辣的食物。