tread cushioning layer

例句：

1. 1. The new shoes have a treadcushioning layer that provides excellent shock absorption.
   新鞋有一层踏步缓冲层，提供极好的减震效果。
2. 2. Theengineer designed the treadcushioning layer to absorb impactand protect the wearer'sfeet.
   工程师设计了踏步缓冲层，以吸收冲击并保护穿着者的脚。
3. 3. During the construction of the bridge,the tread cushioning layer was installedto prevent noise from the traffic.
   在桥梁建设期间，安装了踏步缓冲层，以防止交通噪音。