enigmatical
  (a.)難解的,謎一般的,不可思議的
  E·nig·mat·ic E·nig·mat·ic·al a.  Relating to or resembling an enigma; not easily explained or accounted for; darkly expressed; not clear to the understanding; obscure; puzzling; as, an enigmatical answer; I didn't grasp the meaning of that enigmatical comment until much later; prophetic texts so enigmatical that their meaning has been disputed for centuries.
  Syn: -- dark, obscure, puzzling.
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  enigmatical
       adj : not clear to the understanding; "I didn't grasp the meaning
             of that enigmatic comment until much later"; "prophetic
             texts so enigmatic that their meaning has been disputed
             for centuries" [syn: enigmatic, puzzling]