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  1. twinning

    • IPA[ˈtwɪnɪŋ]

    英式

    • n.
      the bearing of twins;the occurrence or formation of twinned crystals
    • noun: twinning

    • 釋義

    名詞

    • 1. the bearing of twins the study showed an increased level of twinning in cattle
    • the occurrence or formation of twinned crystals gypsum crystals often have swallowtail twinning