名词
中文翻译：上腔静脉
同义词：
['superior vena cava', 'superior vena cava']
例句：
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1.The surgeon removed the crista supraventricularis during the procedure.
外科医生在手术过程中切除了上腔静脉。
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2. The patient's condition improved significantly after the crista supraventricularis was repaired.
患者的病情在修复上腔静脉后显著改善。
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3. The operation was complicated by the presence of a large crista supraventricularis.
手术因存在一个大型的上腔静脉而变得复杂。