Tenifer process

例句：

1. 1.The iron anvil is used to shape metal.
   铁砧用来塑造金属。
2. 2. The ancient tools made of stone are still in use today.
   古代用石头制成的工具至今仍在使用。
3. 3. The hammer and anvil were essential tools for the blacksmith.
   锤子和铁砧是锻造工必不可少的工具。