anvils
n. (鐵)砧( anvil的名詞複數 ); <解>砧骨
An anvil is a heavy iron block on which hot metals are beaten into shape.
You can refer to a difficult experience that changes someone or leads to something good as a particular type of anvil .
His independence had been forged on the anvil of a harsh environment.
他的獨立性是在艱苦的環境中錘鍊出來的。