资料来源 : pyDict

延长,托长,伸出,绘制

资料来源 : Webster's Revised Unabridged Dictionary (1913)

Protract \Pro*tract"\, v. t. [imp. & p. p. {Protracted}; p. pr.
   vb. n. {Protracting}.] [L. protractus, p. p. of protrahere to
   forth, protract; pro forward + trahere to draw. See
   {Portrait}, {Portray}.]
   1. To draw out or lengthen in time or (rarely) in space; to
      continue; to prolong; as, to protract an argument; to
      protract a war.

   2. To put off to a distant time; to delay; to defer; as, to
      protract a decision or duty. --Shak.

   3. (Surv.) To draw to a scale; to lay down the lines and
      angles of, with scale and protractor; to plot.

   4. (Zo["o]l.) To extend; to protrude; as, the cat can
      protract its claws; -- opposed to {retract}.

Protract \Pro*tract"\, n. [L. protractus.]
   Tedious continuance or delay. [Obs.] --Spenser.

资料来源 : WordNet®

protract
     v : lengthen in time; cause to be or last longer; "We prolonged
         our stay"; "She extended her visit by another day"; "The
         meeting was drawn out until midnight" [syn: {prolong}, {extend},
          {draw out}]