单词：external auditory canal
external auditory canal的用法和样例：
例句
- External auditory canal cholesteatoma is a rare disease entity.摘要外耳道珍珠瘤为耳鼻喉临床少见病例。
- Myxoma of the external auditory canal is so rare that data on its occurrence is not collected in the pathologic atlas of ear tumors edited by the World Health Organization.摘要发生与外耳道的黏液十分罕见，文献上均只见零星的报告，以至世界卫生组未将其列入所偏辑的耳科肿瘤病理图谱中。
单词：external auditory canal 相关文章
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英语听力文摘 English Digest