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  1. Roman numeral

    英式

    • n.
      any of the letters representing numbers in the Roman numerical system: I = 1, V = 5, X = 10, L = 50, C = 100, D = 500, M = 1,000. In this system a letter placed after another of greater value adds (thus XVI or xvi is 16), whereas a letter placed before another of greater value subtracts (thus XC is 90).
    • noun: Roman numeral, plural noun: Roman numerals

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