vitamin P

vitamin-p的词性：
n.（名词）

1. A water-soluble vitamin, found as a crystalline substance especially in citrus juices, that functions as a bioflavonoid in promoting capillary resistance to hemorrhaging.
维生素P：一种水溶性维生素，尤其以晶状物存在于柑桔汁中，作为一种物质酮黄素有促进毛细管抵抗出血的功能