lucubrate
  (vi.)在燈下用功,深入研究,專心著作
  Lu·cu·brate v. i. [imp. & p. p. Lucubrated p. pr. & vb. n. Lucubrated ]  To study by candlelight or a lamp; to study by night.
  Lu·cu·brate, v. t. To elaborate, perfect, or compose, by night study or by laborious endeavor.
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  lucubrate
       v : add details, as to an account or idea; clarify the meaning
           of and discourse in a learned way, usually in writing;
           "She elaborated on the main ideas in her dissertation"
           [syn: elaborate, expatiate, exposit, enlarge, flesh
           out, expand, expound, dilate] [ant: abridge]