单词 | white iron |
释义 | white iron/ˌwʌɪt ˈʌɪən/noun Cast iron that contains a low proportion of uncombined carbon and shows a white or silvery surface when fractured; specifically cast iron in which most or all of the carbon is present in the form of cementite; = white cast iron. Contrasted with grey iron. OriginLate 15th century (in an earlier sense). From white + iron. |
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