traction strand

例句：

1. 1.The car's traction control system is designed to prevent skidding on slippery roads.
   汽车的牵引控制系统设计用来防止在湿滑的道路上打滑。
2. 2. The train's traction motor was responsible for pulling the heavy locomotive uphill.
   火车的牵引电机负责拉动这辆重机车上坡。
3. 3. The new tire technology uses a special compound that improves traction on wet and icy surfaces.
   新型轮胎技术使用了一种特殊的化合物，它在湿滑和冰面上提高了牵引力。