ex·or·bi·tant /-tənt/
  (a.)過度的,過高的,過分的
  Ex·or·bi·tant a.
  1. Departing from an orbit or usual track; hence, deviating from the usual or due course; going beyond the appointed rules or established limits of right or propriety; excessive; extravagant; enormous; inordinate; as, exorbitant appetites and passions; exorbitant charges, demands, or claims.
     Foul exorbitant desires.   --Milton.
  2. Not comprehended in a settled rule or method; anomalous.
     The Jews . . . [were] inured with causes exorbitant, and such as their laws had not provided for.   --Hooker.
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  exorbitant
       adj : greatly exceeding bounds of reason or moderation;
             "exorbitant rent"; "extortionate prices"; "spends an
             outrageous amount on entertainment"; "usorious interest
             rate"; "unconscionable spending" [syn: extortionate,
             outrageous, steep, unconscionable, usurious]