1·Bronze is an alloy of copper and tin.
青铜是一种铜锡合金。
—— 《柯林斯英汉双解大词典》
2·Brass is an alloy of copper and zinc.
黄铜是铜锌合金。
—— 《牛津词典》
3·The mask is formed of a gold-platinum alloy inset with emeralds and other gems.
这张面具是由黄金和白金的合金制成，并镶嵌翡翠和其他宝石。
—— 《柯林斯英汉双解大词典》
4·The resulting steel appears to achieve a combination of strength and toughness that is comparable to that of modern steels that are very rich in alloy content and, therefore, very expensive.
由此产生的钢似乎达到了强度和韧性的结合，这与合金含量非常高因而非常昂贵的现代钢相当。
5·The purpose of this study was to discuss the mechanism of sodium selenate in electrodeposition of zinc-manganese alloy.
本研究旨在探讨硒酸钠在锌锰合金电沉积中的作用机理。