dis·place·ment /dɪˈsplesmənt/
 換置,轉位,移動
 dis·place·ment /-ˈplesmənt/ 名詞
 移置,頂替,取代
 displacement
 位移 DISP
 displacement
 位移
 Dis·place·ment n.
 1. The act of displacing, or the state of being displaced; a putting out of place.
    Unnecessary displacement of funds.   --A. Hamilton.
    The displacement of the sun by parallax.   --Whewell.
 2. The quantity of anything, as water, displaced by a floating body, as by a ship, the weight of the displaced liquid being equal to that of the displacing body.
 3. Chem. The process of extracting soluble substances from organic material and the like, whereby a quantity of saturated solvent is displaced, or removed, for another quantity of the solvent.
 Piston displacement Mech., the volume of the space swept through, or weight of steam, water, etc., displaced, in a given time, by the piston of a steam engine or pump.
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 displacement
      n 1: an event in which something is displaced without rotation
           [syn: shift]
      2: act of taking the place of another especially using
         underhanded tactics [syn: supplanting]
      3: the act of uniform movement [syn: translation]
      4: (chemistry) a reaction in which an elementary substance
         displaces and sets free a constituent element from a
         compound [syn: displacement reaction]
      5: (psychiatry) a defense mechanism that transfers affect or
         reaction from the original object to some more acceptable
         one
      6: to move something from its natural environment [syn: deracination]
      7: act of removing from office or employment