| 单词 | imperforation | 
| 释义 | imperforation[ ĭm-pûr′fə-rā′shən ] n.The condition of being abnormally occluded or closed. Words nearby imperforationimperfection, imperfective, imperfect stage, imperforate, imperforate anus, imperforation, Imperia, imperial, Imperial Beach, imperial eagle, imperial gallon The American Heritage® Stedman's Medical Dictionary Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.  | 
	
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