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  1. Maunder minimum

    • IPA[ˌmɔːndə ˈmɪnɪməm]

    英式

    • ph.
      a prolonged minimum in sunspot activity on the sun between about 1645 and 1715, which coincided with the Little Ice Age in the northern hemisphere.
    • 更多解釋
    • IPA[ˌmôndər ˈminəməm]

    美式

    • ph.
      a prolonged minimum in sunspot activity on the sun between about 1645 and 1715, which coincided ...

    Oxford American Dictionary