DICT.TW Dictionary Taiwan

 dip·tych /ˈdɪp(ˌ)tɪk/
 雙折的記事板,雙折的畫

 Dip·tych n.
 1. Anything consisting of two leaves. Especially: (a) Roman Antiq. A writing tablet consisting of two leaves of rigid material connected by hinges and shutting together so as to protect the writing within. (b) A picture or series of pictures painted on two tablets connected by hinges. See Triptych.
 2. A double catalogue, containing in one part the names of living, and in the other of deceased, ecclesiastics and benefactors of the church; a catalogue of saints.
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 diptych
      n : a painting or carving (especially an altarpiece) on two
          panels (usually hinged like a book)