词典释义：
a metal made by combining two or more metallic elements, especially to give greater strength or resistance to corrosion
合金
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an alloy of nickel, bronze, and zinc 镍铜锌合金
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[mass noun]
flat pieces of alloy 合金片
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[as modifier]
alloy wheels .合金车轮。
an inferior metal mixed with a precious one
（与贵金属混合的）劣等金属。
[with obj.]mix (metals) to make an alloy
把（金属）铸成合金
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alloying tin with copper to make bronze .将锡和铜熔合铸成青铜。
〈喻〉 （以掺假来）降低…的品质，影响…的成色
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a salutary fear alloyed their admiration .有益的畏惧夹杂其中，影响了他们的崇拜之情。
"late 16th cent.: from Old French