disputative
  (a.)愛議論的
  Dis·put·a·tive a.  Disposed to dispute; inclined to cavil or to reason in opposition; as, a disputative temper.
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  disputative
       adj : inclined or showing an inclination to dispute or disagree,
             even to engage in law suits; "a style described as
             abrasive and contentious"; "a disputatious lawyer"; "a
             litigious and acrimonious spirit" [syn: contentious,
             disputatious, litigious]