curved baffle

例句：

1. 1. The engineer designed the curved baffle to improve airflow efficiency.
   工程师设计了这种曲线式挡板，以提高空气流通效率。
2. 2. The curved baffle was used to reduce noise in the factory.
   这个曲线式挡板被用来降低工厂的噪音。
3. 3. The curved baffle is a crucial component of the engine's cooling system.
   这个曲线式挡板是发动机冷却系统的关键部件。