piv·ot /ˈpɪvət/
 樞軸,支點(a.)樞軸的(vi.)在樞軸上轉動(vt.)裝樞軸于


 piv·ot /ˈpɪvət/ 名詞



 pivot
 樞;支點;主元(素)


 pivot
 樞 支點


 Piv·ot n.
 1. A fixed pin or short axis, on the end of which a wheel or other body turns.
 2. The end of a shaft or arbor which rests and turns in a support; as, the pivot of an arbor in a watch.
 3. Hence, figuratively: A turning point or condition; that on which important results depend; as, the pivot of an enterprise.
 4. Mil. The officer or soldier who simply turns in his place whike the company or line moves around him in wheeling; -- called also pivot man.
 Pivot bridge, a form of drawbridge in which one span, called the pivot span, turns about a central vertical axis.
 Pivot gun, a gun mounted on a pivot or revolving carriage, so as to turn in any direction.
 Pivot tooth Dentistry, an artificial crown attached to the root of a natural tooth by a pin or peg.


 Piv·ot, v. t. [imp. & p. p. Pivoted; p. pr. & vb. n. Pivoting.] To place on a pivot.

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 pivot
      n 1: the person in a rank around whom the others wheel and
           maneuver [syn: pivot man]
      2: axis consisting of a short shaft that supports something
         that turns [syn: pin]
      3: the act of turning on (or as if on) a pivot; "the golfer
         went to the driving range to practice his pivot"
      v : turn on a pivot [syn: swivel]