柯林斯詞典insulation /??nsj??le???n/ 1. N-UNCOUNT Insulation is a thick layer of a substance that keeps something warm, especially a building. 隔熱材料 High electricity bills point to a poor heating system or bad insulation. 高額的電費(fèi)賬單表明供煖系統(tǒng)較差或者是隔熱材料不好。2. →see also insulate 返回 insulation劍橋詞典the act of covering something to stop heat , sound , or electricity from escaping or entering , or the fact that something is covered in this way 隔熱；隔音；絕緣 The animal's thick fur provides very good insulation against the arctic cold . 動物的厚皮毛是防禦極地寒冷的絕好材料。 material that is used to stop heat , sound , or electricity from escaping or entering 隔熱（或隔音、絕緣）材料 Glass fibre is often used as roof insulation. 玻璃纖維常用作屋頂?shù)母魺岵牧稀?返回 insulation