alloys

n.

a mixture containing two or more metallic elements or metallic and nonmetallic elements usually fused together or dissolving into each other when molten

"brass is an alloy of zinc and copper"

同义词：metal

the state of impairing the quality or reducing the value of something

同义词：admixture

1. Steel is an alloy of iron and carbon.
   这位艺术家在她的雕塑中使用了多种合金，以创造不同的质感和色彩。
2. The alloys used in aerospace engineering must be strong, lightweight, and resistant to high temperatures.
   航空航天工程中使用的合金必须具有强度轻巧，并且耐高温。