单词	ferrocolumbium
释义	ferrocolumbium noun fer·​ro·​columbium ¦fe(ˌ)rō+ : a crude alloy of iron and niobium used chiefly to add niobium to steel Word History Etymology New Latin, from ferro- + columbium
随便看	subniche subniches subnivean subnormal subnormalities subnormality subnormally subnormals subnotation subnotebook subnotebooks subnuclear subnucleus suboblique subobsolete suboceanic suboctave suboctave coupler suboctaves subocular suboesophageal ganglion suboffice subofficer subofficers suboffices

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