melaena

英英释义

• 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

英汉例句

• 1.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。