acid bronze

例句：

1. 1. The ancient Romans used acid bronze for their armor.
   古罗马人用酸性青铜制作他们的盔甲。
2. 2. This type of bronze is often used in jewelry making.
   这种青铜常用于珠宝制作。
3. 3. Acid bronze has a unique luster that makes it attractive to collectors.
   酸性青铜具有独特的光泽，使其对收藏家有吸引力。