英语单词
frequency是什么意思
frequency
英[ˈfri:kwənsi]
美[ˈfrikwənsi]
- n.频繁性；[数][物]频率，次数；频率分布 网络解释.频率；频；黑洞频率；频率的
词形变化:
复数：frequencies
双语例句
- 1 . Their instruments detected very faint radiowaves at a frequency of 3 kilohertz.
- 他们的仪器检测到一个3千赫的微弱无线电波。
来自柯林斯例句
- 2 . 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。
来自《权威词典》
- 3 . 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.
来自《简明英汉词典》
- 4 . The drug can reduce the frequency and severity of attacks.
- 这种药能降低发病次数和严重程度.
来自《简明英汉词典》