maganese bronze

例句：

1. 1.This ancient bronze is a masterpiece of ancient Chinese art.
   这件古代青铜艺术品是中国古代艺术的杰作。
2. 2. The bronze statue was made by the ancient Greeks to commemorate their victory over the Persians.
   这座青铜雕像是由古希腊人制作的，以纪念他们战胜波斯人的胜利。
3. 3.The bronze coins were used as currency in ancient Rome.
   这些青铜硬币在古罗马时期用作货币。