pre·pon·der·ance /prɪˈpɑnd(ə)rən(t)s/
 重量的優勢,優勢,優越
 Pre·pon·der·ance Pre·pon·der·an·cy n.
 1. The quality or state of being preponderant; superiority or excess of weight, influence, or power, etc.; an outweighing.
    The mind should . . . reject or receive proportionably to the preponderancy of the greater grounds of probability.   --Locke.
    In a few weeks he had changed the relative position of all the states in Europe, and had restored the equilibrium which the preponderance of one power had destroyed.   --Macaulay.
 2. Gun. The excess of weight of that part of a canon behind the trunnions over that in front of them.
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 preponderance
      n 1: superiority in power or influence; "the preponderance of
           good over evil"; "the preponderance of wealth and power"
      2: a superiority in numbers or amount; "there is a
         preponderance of Blacks in our prisons" [syn: prevalence]
      3: exceeding in heaviness; having greater weight; "the least
         preponderance in either pan will unbalance the scale"