音标发音英式音标 [ˈkuːl ˌbæɡ]美式音标 [ˈkuːl ˌbæɡ]英式发音 美式发音 基本解释（旅行时冷藏食物和饮料的）冰袋，冷藏袋。同根派生 英英字典剑桥英英字典 a bag made of a thick insulating material that keeps food and drink cold when you are travelling