pedal pull back spring

例句：

1. 1.The pedal pull back spring is a crucial component in the car's suspension system.
   踏板回弹弹簧是汽车悬挂系统的关键部件。
2. 2. The engineer carefully adjusted the pedal pull back spring to ensure optimal performance.
   工程师仔细调整了踏板回弹弹簧，以确保最佳性能。
3. 3. The pedal pull back spring helps to absorb shock and provide a smooth ride.
   踏板回弹弹簧有助于吸收冲击并提供平稳的骑行体验。