melaena

melaena

美 [mɪ'lɪnə] 　英 [mɪ'lɪ:nə]

• 网络黑粪；黑粪症；黑圆头鲸

英汉解释

n.	1. a condition characterized by the production of black stools that are caused by bleeding into the bowel and the subsequent chemical changes in the blood effected by the bowel fluids

例句

Serious person can have haematemesis , melaena, dehydrate even, and toxic reach shock to wait.

严重者可有呕血、黑粪、甚至失水、以及中毒及休克等。