oscillation
英 [ˌɒsɪˈleɪʃn]
美 [ˌɑːsɪˈleɪʃn]
n. 摆动; 摇摆; 振动; 一次波动; 浮动; 振幅; (情感、行为、思想的)摇摆不定，变化无常，犹豫不定
复数：oscillations
BNC.16243 / COCA.14373
牛津词典
noun
- 摆动；摇摆；振动
a regular movement between one position and another or between one amount and another- the oscillation of the compass needle
罗盘指针的摆动 - the economy's continual oscillation between growth and recession
经济增长与衰退之间的持续波动
- the oscillation of the compass needle
- 一次波动；浮动；振幅
a single movement from one position to another of sth that is oscillating- the oscillations of the pound against foreign currency
英镑兑外币汇价的波动
- the oscillations of the pound against foreign currency
- （情感、行为、思想的）摇摆不定，变化无常，犹豫不定
a repeated change between different feelings, types of behaviour or ideas- his oscillation, as a teenager, between science and art
十几岁的他对学文科还是学理科的犹豫不决
- his oscillation, as a teenager, between science and art
柯林斯词典
- VERB 摆动；（大小）来回变化
If an objectoscillates, it moves repeatedly from one position to another and back again, or keeps getting bigger and smaller.- I checked to see if the needle indicating volume was oscillating.
我查看了那根音量指针是否在摆动。
- I checked to see if the needle indicating volume was oscillating.
- VERB （水平、价值等）波动，浮动
If the level or value of somethingoscillates betweenone amount and another, it keeps going up and down between the two amounts.- The share price has oscillated between a five-year high of 157.25p in 1997 and this year's low of 91.5p...
股价一直在1997年创下的5年间最高点157.25便士和今年的最低点91.5便士之间浮动。 - Oil markets oscillated on the day's reports from Geneva.
石油市场因当天来自日内瓦的报道出现了起伏。 - ...an oscillating signal of microwave frequency.
微波频率的波动信号
- The share price has oscillated between a five-year high of 157.25p in 1997 and this year's low of 91.5p...
- VERB （情绪、态度或行为）摇摆
If youoscillate betweentwo moods, attitudes, or types of behaviour, you keep changing from one to the other and back again.- The president of the Republic oscillated between a certain audacity and a prudent realism.
该共和国总统施政风格时而大胆冒进，时而谨慎务实。
- The president of the Republic oscillated between a certain audacity and a prudent realism.
英英释义
noun
- a single complete execution of a periodically repeated phenomenon
- a year constitutes a cycle of the seasons
- (physics) a regular periodic variation in value about a mean
- the process of oscillating between states
双语例句
- In this paper a new oscillation criterion for second order nonlinear differential equations was established.
本文给出了二阶非线性微分方程的一个新的振动准则。 - It's about to complete its first oscillation.
它要完成，第一个摆动了。 - This paper is devoted to study the oscillation of second order nonlinear differential equations with impulses.
对二阶非线性脉冲微分方程的振动性给出了充分判据。 - Energy and optimal pressure of amplified spontaneous emission and laser oscillation are compared.
本文还对自发辐射放大和激光振荡的能量和最佳气压进行了比较。 - This paper discusses the potential of applying energy storage systems to enhance power system oscillation stability.
研究了将能量储存系统用于提高电力系统振荡稳定性的潜力。 - This paper analyses oscillation character of the Static Gas Wave Refrigerator when its oscillators are interline and resonator respectively.
分析了静止式气波制冷机振荡源共鸣器的共振条件并对其振荡特性进行了实验研究。 - The uniform damping control of low-frequency oscillation ( LFO) is presented in this paper.
提出了电力系统低频振荡的均匀阻尼控制方法。 - The frequency and intensity of electromagnetic field change the frequency and amplitude of the calcium oscillation.
电磁场的频率、强度（调制因子）引起钙振荡的频率和幅值发生变化。 - In our self-Oscillation drive system, the stable error of the oscillation amplitude is eliminated by the PI controller.
在该闭环驱动系统中，通过引入PI控制器消除了振动幅度控制的稳态误差。 - Simulations on New England test power system show the inter-area oscillation mode damped and the system stability enhanced.
新英格兰测试系统的仿真结果验证了该方法能有效地阻尼系统的区间振荡模式，提高了系统的稳定性。