| 单词 | frequency |
| 释义 | fre·quencyBrE /ˈfriːkwənsi/ NAmE /ˈfriːkwənsi/ noun (plural fre·quencies) [U , C ]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。[U ]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。[C , U ](specialist ) 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amplitude , atom , energy , fission , force , frequency , gravity , molecule , nuclear , physics [C , U ](specialist ) 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。 |
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