insulation | BrE ɪnsjʊˈleɪʃ(ə)n, AmE ˌɪnsəˈleɪʃ(ə)n | noun uncountable ① (act of insulating) (thermal) 隔热 gérè ; (acoustic) 隔音 géyīn ; (electrical) 绝缘 juéyuán ② (material) (thermal) 隔热材料 gérè cáiliào ; (acoustic) 隔音材料 géyīn cáiliào ; (electrical) 绝缘材料 juéyuán cáiliào |