名词
中文翻译：肌肉直肠括约肌
同义词：
['muscle sphincter', 'anal sphincter例句：1. The patient had a muscle sphincter injury during the surgery.（患者手术中出现了肌肉括约肌损伤。）']
例句：
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1. The patient had a muscle sphincter injury during the surgery.
患者手术中出现了肌肉括约肌损伤。
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2.The doctor advised him to exercise regularly to maintain his muscle sphincter health.
医生建议他定期锻炼以保持肌肉括约肌健康。
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3. During childbirth, it is important to ensure that the muscle sphincter remains intact.
分娩期间，确保肌肉括约肌完整非常重要。