frequency的形容词形式是什么
frequency的形容词形式是frequent
frequency
n.发生率;出现率;重复率;频繁;(声波或电磁波振动的)频率
复数 frequencies
例句
You cant hear waves of such a high frequency.
如此高频率的声波是无法听到的。
The program can show us word frequency.
这个程序可给我们显示词频。
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。
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。