melena
英 [mə'liːnə]
美 [mə'liːnə]
词性
名词
基本解释
n.[医]黑粪症
网络释义
黑便；血便
例证
1、The patient's melena was a symptom of gastrointestinal bleeding.
患者的黑便是消化道出血的症状。
2、Melena can be caused by a variety of medical conditions, such as ulcers or tumors.
黑便可以由多种医学疾病引起，例如溃疡或肿瘤。
患者的黑便是消化道出血的症状。
2、Melena can be caused by a variety of medical conditions, such as ulcers or tumors.
黑便可以由多种医学疾病引起，例如溃疡或肿瘤。