semi-hard rubber

• 半硬橡胶

semi-hard rubber的用法和样例：

例句

1. Hard rubber and fur are commonly used in demonstrations.
   在演示中，常用硬橡胶棒和毛皮。
2. Puppies need to experience many different sensations and textures in their mouths so rope toys and hard rubber toys are usually a hit.
   小狗需要对不同的东西进行感受，所以一些绳索类和硬橡胶类的玩具会对小狗造成伤害。