noun 下载 🔗分享 沸石,分子筛。 Any of several minerals, aluminosilicates of sodium, potassium, calcium or magnesium, that have a porous structure; they are used in water softeners and in ion exchange chromatography. Examples : "The water softener uses zeolites to remove hard minerals from the water supply. " 这种软水器使用沸石(一种多孔矿物)来去除自来水中的硬度矿物质。 mineral material chemistry geology substance science 与AI对话词汇游戏阅读练习