Apedia

Frequency Number ˈfriːkwənsi Radio Uncountable High/Low  The Noun

word frequency
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WDF

frequency

[ˈfri:kwənsi]

CET4CET6TEM4考研GRE
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NOUN2163
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Spoken:

34748665
frequencies[2072]
频率(95%),频繁(5%)
n.频率;频繁
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Collins
frequency ★★☆☆☆
/fri͟ːkwənsi/
1
[N-UNCOUNT 不可数名词]频率;发生次数 The frequency of an event is the number of times it happens during a particular period.
  • 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。

2
[N-VAR 可变名词](声波或无线电波的)频率,周率 In physics, the frequency of a sound wave or a radio wave is the number of times it vibrates within a specified period of time.
  • You can't hear waves of such a high frequency.

    如此高频率的声波是无法听到的。

  • ...a frequency of 24 kilohertz.

    24 千赫的频率

  • ...low frequency waves.

    低频波


Oxford
fre·quency / ˈfriːkwənsi ; NAmE ˈfriːkwənsi / noun ( plural fre·quencies ) 1 [uncountable ,  countable ] the rate at which sth happens or is repeated 发生率;出现率;重复率 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 [uncountable ] the fact of sth happening often 频繁 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 [countable ,  uncountable ] ( technical 术语 ) the rate at which a sound or electromagneticwave vibrates (= moves up and down) (声波或电磁波振动的)频率 a high/low frequency 高频;低频 4 [countable ,  uncountable ] ( technical 术语 ) the number of radio waves for every second of a radio signal 频率(无线电信号每秒电波数) a frequency band 频带 There are only a limited number of broadcasting frequencies. 广播频率的数量有限。 frequency frequencies fre·quency / ˈfriːkwənsi ; NAmE ˈfriːkwənsi /
LDC
frequencyfre‧quen‧cy /ˈfriːkwənsi/ ●●○ noun (plural frequencies)
Examples
Thesaurus
Collocations
Word family
1[uncountable] the number of times that something happens within a particular period of time or within a particular group of peoplefrequency of the frequency of serious road accidentsthe high/low frequency (of something) the higher frequency of diabetes in older people Side effects from prescribed drugs are being reported with increasing frequency (=more and more often). The relative frequency of fraternal twins has halved since 1950.2[uncountable] the fact that something happens a lot SYN  regularity:  Businesses come and go with alarming frequency.3[countable, uncountable] technical the number of radio waves, sound waves etc that pass any point per second:  This station broadcasts on three different frequencies.high/low frequency Dolphins produce a high frequency sound. the frequency range of the human ear

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