1. 反射板：baffle 困惑 | baffle-board 反射板 | baffle-wall 阻板
2.
2. 遮护板：bad conductor 不良导体 | baffle board 遮护板 | baffle plate 遮护板
3. 烟囱风帽：baffle area 阻隔区 | baffle board 烟囱风帽 | baffle maze 迷宫式挡板
4. 挡板：bacterium 杆菌 | baffle board 挡板 | baffle column 挡板塔
noun
1. a flat plate that controls or directs the flow of fluid or energy
Synonym: baffle