tri·col·or /ˈtraɪˌkʌlɚ/
  (a.)三色的
  Tri·col·or n.  [Written also tricolour.]
  1. The national French banner, of three colors, blue, white, and red, adopted at the first revolution.
  2. Hence, any three-colored flag.
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  tricolor
       adj : having or involving three colors; "trichromatic vision"; "a
             trichromatic printing process"; "trichromatic staining
             is the staining of tissue samples differentially in
             three colors"; "tricolor plumage"; "a tricolor process
             in photography" [syn: trichromatic, trichrome]
       n : a flag having three colored stripes (especially the French
           flag) [syn: tricolour]