时间: 2025-04-26 13:51:35
美: ['frikwənsi]
英: ['friːkw(ə)nsɪ]
n. 频率;频繁
最后更新时间:2025-04-26 13:51:35
词源分析:该单词源于拉丁语“frequentia”,意为“频繁的出现”。前缀“frequent-”表示频繁,后缀“-cy”表示状态或性质。
历史背景:该词的首次使用可以追溯到14世纪,作为描述事物发生次数的数学和科学术语。
课本:
正式与非正式语境:
引证解释:
特殊场合:
The frequency of train delays has increased this month.
We need to measure the frequency of the signal.
The doctor recommended increasing the frequency of my workouts.
The frequency of meetings will be adjusted to accommodate everyone's schedule.
In physics, frequency is inversely related to wavelength.
同义词:
反义词:
通过以上分析,可以更深入地理解“frequency”这个词的含义、用法和相关知识。
[N-UNCOUNT] The frequency of an event is the number of times it happens during a particular period. 频率
例:The frequency of Kara's phone calls increased rapidly.卡拉打电话的频率迅速增加。
[N-VAR] In physics, the frequency of a sound wave or a radio wave is the number of times it vibrates within a specified period of time. (物理学) 频率
例:You can't hear waves of such a high frequency.你听不到这么高频率的声波。
例:...a frequency of 24 kilohertz.…24千赫的频率。