heat of cooling

例句：

1. 1.The engine's cooling system is essential for maintaining a safe operating temperature.
   发动机的冷却系统对于保持安全运行温度至关重要。
2. 2.The heat from the sun can cause the water in the lake to boil.
   太阳的热量可以使湖中的水沸腾。
3. 3.The heat of the fire was intense enough to melt the ice on the pond.
   火的热度足够强，融化了池塘上的冰。