noun 下载 🔗分享 前列腺素 Any of a group of naturally occurring lipids derived from the C20 acid prostanoic acid; they have a number of physiological functions and may be considered to be hormones. Examples : "The body releases prostaglandin, a hormone-like substance, in response to injury, which can cause inflammation and pain. " 人体在受伤时会释放前列腺素,这是一种类似激素的物质,会导致炎症和疼痛。 medicine physiology biochemistry biology compound substance body organ science 与AI对话词汇游戏阅读练习