stepped-ply belt

例句：

1. 1. This belt is made of high-quality leather and has a stepped-ply design for added durability.
   这条皮带由高质量的皮革制成，具有接缝设计以增加耐用性。
2. 2. Theengineer used a stepped-ply belt to connect thetwo pieces of machinery together.
   工程师使用一条有接缝的皮带将两台机器连接在一起。
3. 3. The new model ofthe car features a stepped-plybelt system that improves fuel efficiency.
   这款新车采用了一种有接缝的皮带系统，提高了燃油效率。