pellagra

n.[医]陪拉格病,糙皮病(即烟酸缺乏症),糙皮病患者

a disease caused by a deficiency of niacin (vitamin B3) in the diet, characterized by skin and digestive lesions and mental impairment.

名词

1. Pellagra is a rare condition that was once prevalent in certain parts of the world due to malnutrition.
（pellagra是一种罕见的疾病，过去在某些地区由于营养不良而流行。）

2. The symptoms of pellagra include dermatitis, diarrhea, and dementia.
（pellagra的症状包括皮炎、腹泻和痴呆。）