Usage priority
Collins 词频等级为 1，建议结合例句记忆，而不是只背中文释义。
alloys — plural of alloy
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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
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a mixture containing two or more metallic elements or metallic and nonmetallic elements usually fused together or dissolving into each other when molten
the state of impairing the quality or reducing the value of something
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Collins 词频等级为 1，建议结合例句记忆，而不是只背中文释义。
页面下方列出了常见词形变化。学习时注意它们在句子中的语法位置。
Dictionary facts from ECDICT.