pendulum

英 [ˈpendjələm]

美 [ˈpendʒələm]

n.  钟摆

复数：pendulums　

CET6考研TOEFLIELTSGRETEM8化学

Collins.1 / BNC.14260 / COCA.12582

牛津词典

noun

• 钟摆
  a long straight part with a weight at the end that moves regularly from side to side to control the movement of a clock
  1. In education, the pendulum has swung back to traditional teaching methods.
     教育界又恢复了传统教学法。
  2. the pendulum of public opinion
     舆论的转变

柯林斯词典

• 钟摆
  Thependulumof a clock is a rod with a weight at the end which swings from side to side in order to make the clock work.
• N-SING （局势意见等的）摇摆不定，变化不定
  You can use the idea of apendulumand the way it swings regularly as a way of talking about regular changes in a situation or in people's opinions.
  1. The pendulum has swung back and the American car companies have made dramatic advances in safety...
     三十年河东，三十年河西，美国汽车公司在安全方面已经取得了巨大进步。
  2. The political pendulum has swung in favour of the liberals.
     政治形势转而对自由主义者有利。

英英释义

noun

• an apparatus consisting of an object mounted so that it swings freely under the influence of gravity

双语例句

• A method of the gradual fuzzy control for double inverted pendulum is put forward in this paper.
  针对二级倒立摆系统，提出了一种逐级模糊控制策略。
• Time dilation effect and the inherent of its mechanisms based on compound pendulum at relativistic motion are studied.
  研究复摆钟在相对论运动下的钟慢效应和复摆钟发生钟慢效应的内在机制。
• The pendulum has swung back and the American car companies have made dramatic advances in safety
  三十年河东，三十年河西，美国汽车公司在安全方面已经取得了巨大进步。
• Now one more very interesting oscillation& a torsional pendulum.
  现在是一个更有趣的摆动-，一个扭摆。
• The political pendulum has swung in favour of the liberals.
  政治形势转而对自由主义者有利。
• Simulation results of inverted pendulum model show that this method is effective.
  通过对倒立摆系统进行仿真，结果表明该控制方法的有效性。
• The pendulum stopped swinging.
  钟摆停止了摆动。
• The disturbance-compensation of inverted pendulum servo system that was composed of AC-PMSM was studied.
  研究了基于交流永磁同步电动机的倒立摆伺服系统的干扰补偿控制问题。
• The simulation result of pendulum track control illustrates the effectiveness of the proposed method.
  倒立摆跟踪控制结果证明了算法的有效性。
• Figure 3 illustrates in principle a vertical pendulum and a horizontal pendulum of the simplest kind.
  把它摆得和桌面齐平。图3说明了最简单的竖直摆和水平摆的原理。