fan·ta·sy /ˈfæntəsi, zi/
  幻想,白日夢
  fan·ta·sy /ˈfæntəsɪ, zɪ/ 名詞
  幻想
  Fan·ta·sy n.; pl. Fantasies
  1. Fancy; imagination; especially, a whimsical or fanciful conception; a vagary of the imagination; whim; caprice; humor.
     Is not this something more than fantasy ?   --Shak.
  A thousand fantasies
  Begin to throng into my memory.   --Milton.
  2. Fantastic designs.
     Embroidered with fantasies and flourishes of gold thread.   --Hawthorne.
  Fan·ta·sy, v. t. To have a fancy for; to be pleased with; to like; to fancy. [Obs.]
     Which he doth most fantasy.   --Robynson (More's Utopia).
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  fantasy
       n 1: imagination unrestricted by reality; "a schoolgirl fantasy"
            [syn: phantasy]
       2: fiction with a large amount of fantasy in it; "she made a
          lot of money writing romantic fantasies" [syn: phantasy]
       3: something many people believe that is false; "they have the
          illusion that I am very wealthy" [syn: illusion, phantasy,
           fancy]
       [also: fantasied]