melena
名词
英 [mə'liːnə] 美 [mə'liːnə]
基本释义
n.[医]黑粪症
词根词缀
词根
mel
黑
+
词根
ena
疾病
mel + ena = melena
网络释义
黑便；血便
Wiktionary英语原文词典
该词在Wiktionary英文原文中有详细的英文释义、词形变化、词源和词汇关系。
查看英文原文词典详情例句
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。
实用场景例句
商务邮件
Please note that the clinical trial subjects must be monitored for adverse events such as melena or hematemesis.
请注意，必须监测临床试验受试者是否出现黑粪症或呕血等不良事件。
学术写作
The presence of melena often indicates upper gastrointestinal bleeding, requiring prompt endoscopic evaluation.
黑粪症的出现通常表明上消化道出血，需要及时进行内镜评估。
旅游出行
If you experience severe abdominal pain along with melena during your trip, please seek medical attention at the local hospital immediately.
如果您在旅途中经历严重的腹痛并伴有黑粪症，请立即前往当地医院就医。
日常对话
The doctor asked if I had experienced any melena, but I wasn't sure what that medical term meant.
医生问我是否出现过黑粪症，但我不知道那个医学术语是什么意思。
社交媒体
Just finished my nursing shift—had a patient presenting with melena. Always take GI symptoms seriously! 👩⚕️🏥
刚结束我的护理班——接诊了一位出现黑粪症的病人。永远要认真对待胃肠道症状！👩⚕️🏥
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