radiator strainer

例句：

1. 1.The car's radiator strainer needs to be cleaned regularly to prevent overheating.
   汽车的散热器滤网需要定期清洗，以防止过热。
2. 2. The mechanic replaced the radiator strainer on the engine, which improved the cooling system's efficiency.
   技师更换了发动机上的散热器滤网，提高了冷却系统的效率。
3. 3. After the rain, the water in the radiator strainer had accumulated and needed to be drained.
   雨后，散热器滤网中的水积聚起来，需要排空。