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  1. circadian

    • IPA[səːˈkeɪdɪən]

    英式

    • adj.
      (of biological processes) recurring naturally on a twenty-four-hour cycle, even in the absence of light fluctuations
    • 釋義

    形容詞

    • 1. (of biological processes) recurring naturally on a twenty-four-hour cycle, even in the absence of light fluctuations a circadian rhythm
    • 更多解釋
    • IPA[sərˈkādēən]

    美式

    • adj.
      (of biological processes) recurring naturally on a twenty-four-hour cycle, even in the absence ... a circadian rhythm

    Oxford American Dictionary