一切經音義 35.197

35.197

鎚銅（搥類反借音用也本死无字初即鑄寫然後再入火中燒鍊椎打而成名為鎚銅順俗語也）。

Wrought copper (鎚銅) (the first character is *chui-lei* fan, a borrowed sound; originally there was no such character; first it is cast, and then put back into the fire to be annealed and hammered into shape; it is named wrought copper following colloquial usage).