| 释义 |
frequency美 ['frikwənsi] 英 ['friːkwənsi] - n.频繁；发生率；出现率；重复率
- 网络频率；次数；频度
adj.+n. high frequency,same frequency,resonant frequency,great frequency,angular frequency v.+n. reduce frequency,increase frequency,use frequency n. incidence,occurrence,regularity,rate 1. | [u][c] 发生率；出现率；重复率the rate at which sth happens or is repeated |
| 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 society with a high/low frequency(= happening often/not very often) of stable marriages 婚姻稳定率高╱低的社会 | | 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。 |
2. | [u] 频繁the fact of sth happening often |
| the alarming frequency of computer errors 计算机出错的情况惊人的多 | | 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。 |
3. | [c][u] （声波或电磁波振动的）频率the rate at which a sound or electromagnetic wave vibrates(= moves up and down) |
| a high/low frequency 高频；低频 |
4. | [c][u] 频率（无线电信号每秒电波数）the number of radio waves for every second of a radio signal |
| | | There are only a limited number of broadcasting frequencies. 广播频率的数量有限。 |
n. | 10. (脉搏等的)次数,出现率;频度;【物理学】频率,周率 10. (脉搏等的)次数,出现率;频度;【物理学】频率,周率 |
n. | 1. the fact of happening often or regularly at short intervals 2. the number of times that something happens during a period of time 3. a wavelength on which a radio or television signal is broadcast and to which a receiving set can be tuned 4. the number of times that something such as an oscillation, a waveform, or a cycle is repeated within a specific length of time, usually one second. 5. the number of times a particular result occurs in a statistical survey , or the ratio of that number to the total results obtained in the survey 6. the rate at which a sound wave, light wave, or radio wave vibratesmoves up and down 1. the fact of happening often or regularly at short intervals 2. the number of times that something happens during a period of time 3. a wavelength on which a radio or television signal is broadcast and to which a receiving set can be tuned 4. the number of times that something such as an oscillation, a waveform, or a cycle is repeated within a specific length of time, usually one second. 5. the number of times a particular result occurs in a statistical survey , or the ratio of that number to the total results obtained in the survey 6. the rate at which a sound wave, light wave, or radio wave vibratesmoves up and down |
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