碎石槌

例句：

1. 1. The engineer used a rock hammer to break up the concrete.
   工程师用碎石锤打碎了混凝土。
2. 2. He used his rock hammer to clean up the mess left by the construction workers.
   他用他的碎石锤清理了建筑工人留下的混乱。
3. 3.The rock hammer is an essential tool for breaking up large rocks.
   碎石锤是破碎大岩石的必备工具。