fettlin

例句：

1. 1.The blacksmith uses an iron anvil to shape metal.
   铁匠使用铁砧来塑造金属。
2. 2.The hammer is used to drive nails into wood.
   锤子用来将钉子打入木头。
3. 3.The blacksmith was working on his iron anvil when a piece of metal broke off.
   当铁砧上的一块金属断裂时，铁匠正在工作。