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frequency

美 [ˈfrikwənsi]
英 [ˈfriːkwənsi]
  • n.频繁;发生率;出现率;重复率
  • 网络频率;次数;频度
复数:frequencies  
frequency
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n.
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
a frequency band
频带
There are only a limited number of broadcasting frequencies.
广播频率的数量有限。

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