diductor scar

例句：

1. 1. The engineer designed a diductor scar to improve the flow of water in the river.
   工程师设计了一个导流板来改善河流中的水流。
2. 2.The car's suspension system includes a diductor scar that helps absorb shocks.
   汽车的悬挂系统包括一个导流板，它有助于吸收冲击。
3. 3. The scientist used a diductor scar to redirect the flow of air around the flame.
   科学家使用一个导流板来改变火焰周围的气流方向。