inertite

例句：

1. 1. The inertite is used to prevent the spread of fire.
   这种惰性物质用于防止火灾蔓延。
2. 2. The insulating material helps to keep the building warm in cold weather.
   这种绝缘材料有助于在寒冷天气保持建筑温暖。
3. 3. Insulation is an important factor in energy efficiency.
   绝缘是能效的一个重要因素。