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n.陪拉格病，糙皮病（即烟酸缺乏症），糙皮病患者； 英英释义： pellagra[ pə'leiɡrə ]n.a disease caused by deficiency of niacin or tryptophan (or by a defect in the metabolic conversion of tryptophan to niacin); characterized by gastrointestinal disturbances and erythema and nervous or
