名词
中文翻译：骶裂孔
同义词：
['sacral foramen', 'sacral ostium', 'sacral opening']
例句：
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1. He was diagnosed with a sacral hiatus hernia, which requires surgery to repair.
他被诊断出患有骶裂孔疝，需要手术来修复。
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2. During childbirth, the sacral hiatus can become enlarged due to pressure from the baby's head.
分娩期间，由于宝宝头部的压力，骶裂孔可能会变大。
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3.The patient had undergone surgery to relieve the pressure on the sacral hiatus and improve mobility.
患者接受了手术以减轻对骶裂孔的压力并改善活动能力。