noun 下载 🔗分享 磷脂 Any lipid, such as lecithin or cephalin, consisting of a diglyceride combined with a phosphate group and a simple organic molecule such as choline or ethanolamine; they are important constituents of biological membranes. Examples : "The phospholipid is a key building block of the cell membrane, forming a barrier that protects the inside of the cell. " 磷脂是细胞膜的关键组成部分,构成了一道屏障,保护细胞内部。 biochemistry biology compound substance chemistry physiology medicine organism structure 与AI对话词汇游戏阅读练习