“锤打”造句

土著人以前总是用沉重的石头把这种金属锤打成箭头.
The natives used to hammer the metal into arrowheads using heavy stones.

来访者用拳头使劲地锤打着大门.
The visitor hammered against the door with his fists.

我们用铁锤锤打金属.
We hammer metal with a hammer.