名词
中文翻译：瓣膜
同义词：
['valve', 'flap', 'valve leaf']
例句：
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1.The heart's valvula is responsible for regulating the flow of blood through the body.
心脏的瓣膜负责调节血液通过身体的流量。
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2. The surgeon carefully removed the damaged valvula to repair the patient's heart.
外科医生小心翼翼地切除了损坏的瓣膜来修复患者的心脏。
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3. The scientist discovered a new type of bacteria that uses its valvula to filter out pollutants from the water.
科学家发现了一种细菌，它使用瓣膜过滤水中的污染物。