coun·ter·poise /-ˌpɔɪz/
 (vt.)平均,平衡,使平衡對重,秤錘,平衡


 Coun·ter·poise v. t. [imp. & p. p. Counterpoised p. pr. & vb. n. Counterpoising.]
 1. To act against with equal weight; to equal in weight; to balance the weight of; to counterbalance.
    Weights, counterpoising one another.   --Sir K. Digby.
 2. To act against with equal power; to balance.
    So many freeholders of English will be able to beard and counterpoise the rest.   --Spenser.


 Coun·ter·poise n.
 1. A weight sufficient to balance another, as in the opposite scale of a balance; an equal weight.
    Fastening that to our exact balance, we put a metalline counterpoise into the opposite scale.   --Boyle.
 2. An equal power or force acting in opposition; a force sufficient to balance another force.
    The second nobles are a counterpoise to the higher nobility, that they grow not too potent.   --Bacon.
 3. The relation of two weights or forces which balance each other; equilibrium; equiponderance.
 The pendulous round eart, with balanced air,
 In counterpoise.   --Milton.

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 counterpoise
      n : an equivalent counterbalancing weight [syn: counterweight,
           counterbalance, balance, equalizer, equaliser]
      v : constitute a counterweight or counterbalance to [syn: counterweight,
           counterpose]