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  1. optimum

    • IPA[ˈäptəməm]

    美式

    • adj.
      most conducive to a favorable outcome; best
    • n.
      the most favorable conditions or level for growth, reproduction, or success
    • noun: optimum, plural noun: optima

    • 釋義

    形容詞

    • 1. most conducive to a favorable outcome; best the optimum childbearing age

    名詞

    • 1. the most favorable conditions or level for growth, reproduction, or success the plant grows within a range of 68 and 78°F, the optimum being 74° the optimum must lie between these two values