preloaded spring

例句：

1. 1. The new car has a preloaded spring system that automatically adjusts thesuspension for better handling.
   这款新车配备了预加载弹簧系统，可以自动调整悬挂以获得更好的操控性能。
2. 2. The oldbicycle had a preloaded spring that made it easyto ride without pedaling.
   旧自行车有一个预加载弹簧，使得骑行时无需踩踏板就很容易。
3. 3. The newtire has a preloaded spring that reduces rolling resistanceand improves fuel efficiency.
   新轮胎有一个预加载弹簧，可以减少滚动阻力并提高燃油效率。