unreliable
  (a.)不可靠的
  unreliable
  不可靠的; 不確實的	UNREL
  unreliable
  不可靠
  Un·re·li·a·ble a. Not reliable; untrustworthy. See Reliable. -- Un*re*li*a*ble*ness, n.
     Alcibiades . . . was too unsteady, and (according to Mr. Coleridge's coinage) =\“unreliable;” or perhaps, in more correct English, too “unrelyuponable.”\=   --De Quincey.
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  unreliable
       adj 1: liable to be erroneous or misleading; "an undependable
              generalization" [syn: undependable]
       2: not to be trusted [syn: undependable]
       3: not worthy of reliance or trust; "in the early 1950s
          computers were large and expensive and unreliable"; "an
          undependable assistant" [syn: undependable] [ant: reliable,
           reliable]
       4: dangerously unstable and unpredictable; "treacherous winding
          roads"; "an unreliable trestle" [syn: treacherous]
       5: lacking a sense of responsibility