alloy

• 合金，指由两种或多种金属，或金属与非金属熔合而成的具有金属特性的材料，通常用于改善强度、硬度、耐腐蚀性等性能。

A noun referring to a mixture of two or more metals, or a metal combined with a nonmetal, created to enhance properties such as strength or resistance to corrosion.

1. Metallic mixtureB2formalscientific

   A substance made by melting and mixing two or more metals, or a metal with a non-metal, to create a material with improved properties.

   合金

   • Brass is an alloy of copper and zinc.
   • Steel is a strong alloy made from iron and carbon.
   • The jeweler created a new gold alloy for the ring.

   同义词amalgamblendcompositecompoundfusionmixture

2. Impairment or reductionC1formal

   The act or state of lowering the quality, value, or purity of something by mixing with a lesser element.

   杂质

   • The alloy of his noble intentions with greed led to his downfall.
   • There was an alloy of sadness in her joy.
   • The critic saw an alloy of commercialism in the artist's work.

   同义词admixtureadulterationcontaminationdebasementdegradationdeteriorationimpairment

   反义词enhancementpurificationrefinement

• 动词，指将金属混合制成合金，或通过掺入低价值材料来降低某物的纯度或价值。

A verb used to indicate the act of mixing metals to form an alloy, or to reduce the purity or value of something by mixing with a less valuable material.

1. Mix metalsB2formal

   To combine two or more metallic elements, or a metal with a nonmetal, to create a new material with improved properties.

   熔合

   • They alloyed copper with tin to produce bronze.
   • The factory alloys steel with chromium to make it rust-resistant.
   • Gold is often alloyed with other metals to increase its hardness.

   同义词amalgamateblendcombinefusemeldmergemix

2. Reduce value or purityC1formal

   To lower the quality or value of something by adding a less valuable substance.

   降低品质

   • The jeweler alloyed the gold with too much copper, reducing its purity.
   • His achievements were alloyed by his questionable methods.
   • The pleasure of the victory was alloyed by the team's injuries.

   同义词adulteratecorruptdebasedegradediluteimpairspoiltaint

   反义词purifyrefine