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单词
当前位置:首页单词大全 frequency
frequency
英['friːkwənsi] 美['friːkwənsi]
单词基本解释
n.频繁;频率

名词复数::frequencies

详尽释义
n.(名词)
  1. 频繁,屡次,不断,频仍,经常发生
  2. 频率,频度,周率,次数,出现率,发生率,重复率
  3. 【物】频率(无线电信号每秒电波数)
  4. 拍频
  5. 发病率
  6. 振动频率
  7. 黑洞频率
双解释义
n.(名词)
  1. [U](某事发生可重复的)频率 rate of occurrence or repetition of sth
  2. [U]经常发生,频繁 fact of being frequent or happening often
  3. [C][U](声波或无线电波的)振动频率; 波段 rate at which a sound wave or radio wave vibrates; band or group of similar frequencies
英英释义
Noun:
  1. the number of occurrences within a given time period;

    "the frequency of modulation was 40 cycles per second"
    "the frequency of his seizures increased as he grew older"

  2. the ratio of the number of observations in a statistical category to the total number of observations

  3. the number of observations in a given statistical category

词典解释

1.频率;发生次数
Thefrequency of an event is the number of times it happens during a particular period.

e.g. Thefrequency of Kara's phone calls increased rapidly...
卡拉的电话飞速增多。
e.g. The tanks broke down with increasingfrequency.
坦克越来越频繁地熄火。

2.(声波或无线电波的)频率,周率
In physics, thefrequency of a sound wave or a radio wave is the number of times it vibrates within a specified period of time.

e.g. You can't hear waves of such a highfrequency.
如此高频率的声波是无法听到的。
e.g. ...afrequency of 24 kilohertz.
24 千赫的频率

网络解释

1.

1. 频次:体排期中接触到广告信息的人口或家庭的数量.这个时间段一般为4个星期或者整个广告运动持续的时间或者其他.而这个数量通常被表述为占目标受众的百分比.比如经常见到这样的媒介目标描述:频次(frequency)是指在一个确定的时间段内,

2.frequency:f; 频率

3. frequency在线翻译

3.frequency:freq; 频率;周率

例句
常见句型
词汇搭配
经典引文
例句
Accidents on that highway are happening with increasing frequency.

那条高速公路上车祸发生得越来越频繁。

Accidents are happening with increasing frequency.

事故正在愈加频繁地发生。

He wrote to both with tolerable frequency.

他和他们通信,相当频繁。

He varied the transmission frequency.

他变换了无线电传送的频率。

He tuned his radio to the police frequency.

他把无线电调到警方的频率。

The pitch depends on the frequency.

音调的高低是由频率决定的。

We can often correlate age with frequency of illness.

年龄的大小往往与发病率有关。

The program can show us word frequency (= how often words occur in a language) .

这个程序可给我们显示词频。

the alarming frequency of computer errors

计算机出错惊人的频繁

Objects like this turn up at sales with surprising frequency.

这样的东西在拍卖会上出人意料地频繁出现。

a high'/low frequency

高 / 低频

a frequency band

频带

There are only a limited number of broadcasting frequencies.

只有数量有限的广播频率。

a society with a high'/low frequency (= happening often'/not very often) of stable marriages

婚姻稳定率高 / 低的社会

Fatal road accidents have decreased in frequency over recent years.

近年来致命交通事故发生率已经下降。

...a frequency of 24 kilohertz.

24 千赫的频率

You can't hear waves of such a high frequency.

如此高频率的声波是无法听到的。

The frequency of Kara's phone calls increased rapidly...

卡拉的电话飞速增多。

The tanks broke down with increasing frequency.

坦克越来越频繁地熄火。

It gives the resonance frequency, effective electeromechanical coupling coefficients.

本文给出了这种换能器的共振频率 、 效机电耦合系数及实验结果.

If unable to contact Kun Ming Control, revert to this frequency.

如不能联系昆明管制, 回到这个频率.

For lossless digitization, the sampling rate should be at least twice the maximum frequency response.

我们要获得一个无损的采样, 就必须以波形最高允许频率的两倍作为采样率.

The results revealed mild lowering contrast sensitivity at high spatial frequency for our glaucoma patients.

然而特定轴度之闪光眩耀测试结果并未见明显差别.

Calibration System is a very important part of Radio frequency Simulation System ( RFSS ).

校准系统是射频仿真系统 ( RFSS ) 的重要组成部分.

The computing method for natural frequency of feeding machine is introduced.

介绍了吐丝机固有频率的电算方法.

This allows the ear nerve to be tempered, frequency noise damage, there is a certain subduction.

这样可以让耳朵的神经得到锻炼, 对低频噪音的伤害, 有一定的消减作用.

Experimental results demonstrate effectiveness of scaling for invariance to the effect of transducer frequency.

实验结果验证了频率一致性处理方法的有效性,能够消除换能器频率对分类的影响.

The real part of the impedance R is a of frequency.

该阻抗的实部R是频率的函数.

Procedures realize the cyclical nature of a single frequency tone.

程序中实现单一频率的周期性提示音.

Are filters managed properly? Clean frequency, renew frequency?

过滤器管控是否恰当? 清洁频率, 更新频率是 多少 ?

Purpose: Audio frequency output amplifier.

用途: 音频输出放大.

Transistor high frequency generator, fast heating speed, high efficiency, low power consumption.

晶体管式高频发生器, 加热速度快, 效率高, 耗电少.

By vibration mechanics theory the calculating formula of natural frequency of hanging pipe water is established.

用振动力学推导出了管道悬空段固有频率的计算公式,管道悬空段的长度越大,其固有频率越低.

The principles and advantages of instantaneous frequency in wavelet domain are briefly discussed.

小波变换域瞬时频率分析方法是地震资料分析的重要工具.

Can measure frequency and cycle. 8846 A still can measure capacitance and temperature.

能够测量频率和周期. 8846A还能够测量电容和温度.

Spread spectrum has two distinct flavors: direct sequence and frequency hopping.

该技术有两个明显的变型: 直接顺序与跳频.

常见句型
用作名词(n.)
  1. Traffic accidents have decreased in frequency over recent years.
    近年来交通事故发生的频率已经下降。
  2. The frequency of his visits annoyed her.
    她对于他的频繁来访感到厌烦。
  3. Accidents are happening with increasing frequency.
    事故发生得越来越频繁。
  4. If we can know their frequency we will monitor their talking.
    如果我们知道他们的频率,我们就能监听他们的谈话。
  5. This radio station broadcasts on four different frequencies.
    这家无线电台用四种不同的频率播放节目。
词汇搭配
用作名词 (n.)
形容词+~名词+~介词+~
经典引文
  • The diminished frequency of wars.

    出自:Horace Smith
  • He wasn't calling her herzchen any more; of late she had noticed its frequency declining.

    出自:C. McCullough
词源解说
近义词
临近词

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