insulated overlap

例句：

1. 1. The roof of the house is insulated to prevent heat loss.
   这所房子的屋顶是绝缘的，以防止热量流失。
2. 2. The insulation in this room is excellent, keeping it warm even in the coldest winter days.
   这个房间的绝缘非常好，即使在最冷的冬天也能保持温暖。
3. 3. The engineer used insulation materials to improve the energy efficiency of the building.
   工程师使用了绝缘材料来提高建筑物的能源效率。