气锤

例句：

1. 1. The hammer is used to strike metals with great force.
   锤子用来用很大的力量敲打金属。
2. 2. He hammered away at the nail until it was perfectly straight.
   他用力敲打钉子直到它完全直了。
3. 3. The hammer and chisel were used to shape the wood into a sculpture.
   锤子和凿子被用来把木头雕刻成雕塑。