frequency

更新时间:2026-07-16 02:56:57   栏目: 英语词典

频率音标与含义详解

频率的英文"frequency"音标为英式发音[ˈfriːkwənsi],美式发音[ˈfriːkwənsi]。该词核心含义指某事件在特定时期内重复发生的次数,或物理学术语中单位时间内振动次数。其动词形式为"frequent",形容词形式为"frequent"。

基础释义:
名词
1 发生率:事件在给定时间段内发生的次数
2 物理学频率:周期性过程在单位时间内的循环次数
3 统计学频数:特定数值在数据集中出现的次数

短语搭配:
1 High frequency 高频(电子学)
2 Low frequency 低频(声学)
3 Frequency modulation 调频(广播技术)
4 Natural frequency 固有频率(物理学)
5 Radio frequency 射频(通信领域)
6 Frequency band 频段(无线通信)
7 Frequency converter 变频器(电气工程)
8 Frequency response 频率响应(电子工程)

实用例句:
1 The frequency of earthquakes in this region has increased recently 该地区地震发生频率近期有所上升

2 This radio station broadcasts on a frequency of 98.5 MHz 该电台以98.5兆赫频率进行广播

3 The device measures the frequency of sound waves 该设备用于测量声波频率

4 We need to adjust the sampling frequency for better data collection 我们需要调整采样频率以优化数据收集

5 The frequency of his business trips has affected his family life 他出差的频率已经影响到家庭生活

6 This species has a high mutation frequency 该物种具有较高的突变频率

7 The professor explained the concept of resonant frequency in class 教授在课堂上解释了共振频率的概念

8 Emergency communications use special frequency bands 应急通信使用特殊频段

9 The frequency of customer complaints has decreased significantly 客户投诉频率已显著下降

10 Modern routers can operate on dual frequency bands 现代路由器可支持双频段运行

专业扩展:
在统计学中,"relative frequency"(相对频率)指某类别观测值与总观测数的比值。物理学中"angular frequency"(角频率)表示旋转运动快慢的物理量,单位为弧度/秒。医疗领域"respiratory frequency"(呼吸频率)是重要生命体征指标。