A soft elastic silicone polymer that increases in elasticity with the application of force; used in the center of golf balls and as shock-absorbent padding. 一种软而有弹性的聚硅酮,施力后弹性增加,用于高尔夫球的球心和防震填料。
This exceptionally comfortable motorcycle helmet has a wraparound visor and shock-absorbent rubber padding. 这个数目舒适的摩托车头盔有一个概括的面颊和底胶的填充物。