noun 下载 🔗分享 聚四氟乙烯,特氟隆。 A tough synthetic resin used to make seals and bearings and to create a nonstick coating on cooking utensils. Examples : "The nonstick pan is coated with polytetrafluoroethylene, making it easy to cook eggs without them sticking. " 这种不粘锅涂有一层聚四氟乙烯,也就是俗称的特氟隆,所以煎鸡蛋的时候一点都不粘锅。 material compound chemistry substance technical utensil 与AI对话词汇游戏阅读练习