inner-cooling

例句：

1. 1. The car's engine is designed for efficient inner-cooling.
   这辆车的发动机设计用于高效的内部冷却。
2. 2.The computer has a built-in cooling system to prevent overheating during operation.
   电脑内置了冷却系统，以防止操作过程中过热。
3. 3.In the workshop, we use an air conditioner to maintain a comfortable temperature inside the building.
   在车间里，我们使用空调来保持建筑内部的舒适温度。