dis·si·pa·tion /ˌdɪsəˈpeʃən/
 消散,分散,浪費


 dissipation
 功率消耗


 dissipation
 消耗


 Dis·si·pa·tion n.
 1. The act of dissipating or dispersing; a state of dispersion or separation; dispersion; waste.
    Without loss or dissipation of the matter.   --Bacon.
    The famous dissipation of mankind.   --Sir M. Hale.
 2. A dissolute course of life, in which health, money, etc., are squandered in pursuit of pleasure; profuseness in vicious indulgence, as late hours, riotous living, etc.; dissoluteness.
    To reclaim the spendthrift from his dissipation and extravagance.   --P. Henry.
 3. A trifle which wastes time or distracts attention.
    Prevented from finishing them [the letters] a thousand avocations and dissipations.   --Swift.
 Dissipation of energy. Same as Degradation of energy, under Degradation.

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 dissipation
      n 1: breaking up and scattering by dispersion; "the dissipation
           of the mist"
      2: dissolute indulgence in sensual pleasure [syn: profligacy,
          dissolution, licentiousness]
      3: useless or profitless activity; using or expending or
         consuming thoughtlessly or carelessly; "if the effort
         brings no compensating gain it is a waste"; "mindless
         dissipation of natural resources" [syn: waste, wastefulness]