| 释义 |
me·le·na AHD[mə-lēʹnə] D.J.[məˈliːnə]K.K.[məˈlinə]n.（名词）- A condition marked by black, tarry stool or vomit composed largely of blood that has been acted on by gastric juices, resulting from a hemorrhage along the digestive tract.黑粪症：由消化道大出血而引起的病症，其特征为排出黑色柏油样粪便或以经胃液分解之血液为主要成分的呕吐物
- New Latin melēna 新拉丁语 melēna
- from Greek melaina [feminine of] melas [black] 源自 希腊语 melaina melas的阴性词 [黑色的]
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