passive frictional force

例句：

1. 1.The car's brake system is designed to reduce the active frictional force between the tires and the road.
   汽车的刹车系统设计用来减少轮胎与路面之间的主动摩擦力。
2. 2.In aerodynamics, the passive frictional force of air against a surface can be significant.
   在空气动力学中，空气对表面产生的被动摩擦力可以非常大。
3. 3. The design of the new tire reduces the passive frictional force between the tire and the road.
   新轮胎的设计减少了轮胎与路面之间的被动摩擦力。