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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 electromagnetic wave 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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更新时间:2025/3/13 7:19:51