| 单词 | supracardinal veins | 
| 释义 | supracardinal veins [¦sü·prǝ`kärd·nǝl ´vānz]  VERTEBRATE ZOOLOGY Paired longitudinal veins in the mammalian embryo and various adult lower vertebrates in the thoracic and abdominal regions, dorsolateral to and on the sides of the descending aorta; they replace the postcardinal and subcardinal veins.  | 
	
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