frequency

frequencyfrequencyD.J.:[ˈfri:kwənsi]K.K.:[ˈfrikwənsi]n.1.■(某事发生可重复的)频率Fatal accidents have decreased in frequency over recent years.近年来死亡事故发生的频率已经下降。2.■经常发生, 频繁Accidents are happening with increasing frequency.事故发生得越来越频繁。3.■(声波或无线电波的)振动频率; 波段If we can know their frequency we will monitor their talking.如果我们知道他们的频率, 我们就能监听他们的谈话。

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frequency['frikwənsi]n.1.■[亦作 frequence]经常发生,频繁2.■次数，出现率3.■【数学、统计学】4.■频数，次数5.■频率6.■【物理学】频率，周率7.■(在某一特定时间内个人视听广告的)频率，频次8.■[废语]人群，拥挤变形n.frequencies