ob·ses·sive /ɑbˈsɛsɪv, əb-/
  (a.)妄想的;執念的;縈擾的
  ob·ses·sive /ɑbˈsɛsɪv, əb-/ 形容詞
  強迫觀念的
  obsessive
       adj : characterized by or constituting an obsession; "the
             obsessional character of his response"; "obsessive
             gambling" [syn: obsessional]