名词
中文翻译：前室
同义词：
['anterior septum', 'anterior wall']
例句：
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1.The surgeon carefully removed the preseptum to examine the heart.
外科医生小心翼翼地切除了前室以检查心脏。
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2.The preseptum is a thin membrane that separates the two sides of the heart.
前室是一块薄膜，将心脏的两侧分隔开。
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3. During surgery, the surgeon had to make a small incision in the preseptum to access the heart.
在手术中，外科医生必须在前室壁上做一个小切口以便进入心脏。