mid-15c., "drawing or writing of numbers," from Middle French protraction (15c.) and directly from Late Latin protractionem (nominative protractio) "a drawing out or lengthening," noun of action from past participle stem of Latin protrahere "to draw forward, draw out, bring forth;" figuratively "bring to light, reveal, expose," from pro- "forward" (see pro-) + trahere "to draw" (see tract (n.1)). Meaning "act of drawing out or prolonging" is from 1530s.
双语例句
1. Further protraction of the discussion will not achieve anything.
继续讨论下去并不能解决任何问题.
来自辞典例句
2. This method effectively prevents protraction of shorten of system clock.
该方法能有效防止系统的时钟周期因意外的原因伸长或缩短.
来自互联网
3. Based upon neural networks, a nonlinear mathematical model of the protraction for the die - bolt is developed.
基于神经网络建立热膨胀螺栓形变的非线性数学模型.
来自互联网
4. It realizes graphics protraction of time and frequency domain in every time period.
