英英辞典 - English Dictionary | CUERBO - クエルボ英語辞書

prolongation

noun

  1. the act of prolonging something

    何かを長くする行為

  2. the consequence of being lengthened in duration

    持続期間の延長の結果

  3. amount or degree or range to which something extends

    何かが延びる量、程度、範囲
    • the wire has an extension of 50 feet
      そのワイヤは50フィートの長さがある

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