DICT.TW Dictionary Taiwan

 lu·cu·bra·tion /ˌlukjəˈbreʃən, ˌlukə-/
 苦心的著作

 Lu·cu·bra·tion n.
 1. The act of lucubrating, or studying by candlelight; nocturnal study; meditation.
    After long lucubration I have hit upon such an expedient.   --Goldsmith.
 2. That which is composed by night; that which is produced by meditation in retirement; hence (loosely) any literary composition.
    Thy lucubrations have been perused by several of our friends.   --Tatler.
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 lucubration
      n 1: a solemn literary work that is the product of laborious
           cogitation
      2: laborious cogitation