1.(against cold, heat, electricity, sound)保温；隔热；绝缘；隔音
high electricity bills due to poor insulation隔热不佳导致的高额电费
A wet suit provides excellent insulation.湿式潜水服的保暖性极佳。
2.(insulating material)保温材料；隔热材料；绝缘材料；隔音材料
3.insulation from sth
(protection)与…隔绝；不受…影响
Managers must be given clear objectives and insulation from political interference.给经理的目标必须明确, 并使他们免受政治干扰。