名词中文翻译
中文翻译：梨形囊
同义词：
['pyriform duct', 'pyriform sac']
例句：
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1.The pyriform sac is a small organ located in the upper part of the esophagus.
梨形囊是位于食管上部的小器官。
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2. The pyriform sac plays an important role in digestion.
梨形囊在消化过程中起着重要的作用。
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3. The pyriform sac can be a source of infection if it becomes blocked.
如果梨形囊受阻，可能会导致感染。