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  1. epact

    • IPA[ˈēpakt]

    美式

    • n.
      the number of days by which the solar year differs from the lunar year.;the number of days into the moon's phase cycle at the beginning of the solar (calendar) year.
    • noun: epact, plural noun: epacts

    • 更多解釋
    • IPA[ˈiːpakt]

    英式

    • n.
      the number of days by which the solar year exceeds the lunar year.

    Oxford Dictionary

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