optimumKK [ˋɑptəməm] /ˈɑptəməm/發音形容詞1最佳的、最適宜的、最理想的The optimum temperature for storing these vaccines is four degrees.存放這些疫苗的最佳溫度是四度。2最有效的、效益最高的We adjusted the settings to achieve optimum performance from the engine.我們調整了設定,讓引擎發揮最佳效能。名詞1最佳狀態、最適條件、最佳值正式Rainfall this season was close to the optimum for rice growing.這一季的雨量接近稻米生長的最適條件。