sectionalize
  (v.)分成小部份
  Sec·tion·al·ize v. t. To divide according to geographical sections or local interests. [U. S.]
     The principal results of the struggle were to sectionalize parties.   --Nicolay & Hay (Life of Lincoln).
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  sectionalize
       v : divide into sections, especially into geographic sections;
           "sectionalize a country" [syn: sectionalise]