硬橡胶

例句：

1. 1. The car has a hard rubber bumper to protect it from collisions.
   这辆车有一个硬橡胶保险杠来保护它免受碰撞。
2. 2. The shoes are made of high-quality hard rubber for comfort and durability.
   这些鞋子是用高质量的硬橡胶制成的，既舒适又耐用。
3. 3.The hard rubber is resistant to heat and can withstand heavy loads.
   这种硬橡胶耐热且能承受重载。