| 例句 |
noun 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。 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。 a high/low frequency高频；低频 a frequency band频带 There are only a limited number of broadcasting frequencies. 广播频率的数量有限。 Bullets bounced off the rock with alarming frequency. Crime increases in frequency in less settled neighbourhoods. The drug can reduce the frequency and severity of attacks. The relative frequency of this illness in the area is of concern to all doctors. These incidents have increased in frequency. |