Yahoo奇摩字典 網頁搜尋

登入
  1. 更多

搜尋結果

  1. Oxford American Dictionary

    case-hardened

    • adj.
      (of a material) having a hard surface；(of iron or steel) having been given a hard surface by being carburized
    • 釋義

    形容詞

    • 1. (of a material) having a hard surface case-hardened sandstones
    • ▪ (of iron or steel) having been given a hard surface by being carburized a case-hardened steel anvil
    • ▪ made callous or tough by experience a case-hardened politician