insulating

例句：

1. 1. The house is well-insulated to keep the cold out.
   这所房子很好地隔热，以保持寒冷。
2. 2.The insulation in the walls is causing a lot of noise.
   墙壁里的绝缘材料正在产生很多噪音。
3. 3. Insulation is an important factor in energy efficiency.
   绝缘是能源效率的一个重要因素。