alloy
/ˈæˌlɔɪ/
a mixture containing two or more metallic elements or metallic and nonmetallic elements usually fused together or dissolving into each other when molten
Chinese meaning: 合金
Steel is an alloy of iron and carbon, widely used in construction.
钢是铁和碳的合金，广泛应用于建筑。
The new alloy is lighter and stronger than traditional metals.
这种新合金比传统金属更轻、更坚固。