基本解释n.[医]紫癜同根派生 英汉例句用作名词 (n.)What symptom does irritability purpura have?过敏性紫癜有哪些症状？In the meantime the allergic purpura has no relation with food and the immunity mess also.同时还否认过敏性紫癜与饮食，免疫紊乱有一定的相关性。