名词
中文翻译：Unknown
同义词：
['expander', 'dilator例句：1. The surgeon uses a dilator to widen the opening in the heart.（外科医生使用扩张器来扩大心脏中的开口。）2. During the mitral commissurotomy', 'the surgeon inserts a dilator into the heart to create an opening.（在闭式二尖瓣切开术中，外科医生将扩张器插入心脏以创造一个开口。）']
例句：
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心脏手术中
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心脏手术中
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1. The surgeon uses a dilator to widen the opening in the heart.
外科医生使用扩张器来扩大心脏中的开口。
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2. During the mitral commissurotomy, the surgeon inserts a dilator into the heart to create an opening.
在闭式二尖瓣切开术中，外科医生将扩张器插入心脏以创造一个开口。
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3. The patient was given a dilator to help with the recovery process after the surgery.
病人被给予扩张器，以帮助术后恢复过程。