tierceron

例句：

1. 1. He is a skilled blacksmith who has been crafting weapons for generations.
   他是一个技艺高超的铁匠，世代相传，制作武器。
2. 2.The blacksmith's shop was filled with the sound of hammers striking metal.
   铁匠铺里传来锤子击打金属的声音。
3. 3.In ancient times, blacksmiths were essential for the construction of castles and other structures.
   在古代，铁匠对于建造城堡和其他建筑至关重要。