frequency

frequency读音音标

英 [ˈfri:kwənsi]

美 [ˈfrikwənsi]

frequency意思解释

n.

频繁性；

[数][物]频率，次数；

频率分布；

变形

复数：frequencies

双语释义

n.(名词)

[U](某事发生可重复的)频率 rate of occurrence or repetition of sth[U]经常发生,频繁 fact of being frequent or happening often[C][U](声波或无线电波的)振动频率; 波段 rate at which a sound wave or radio wave vibrates; band or group of similar frequencies

英英释义

frequency

[ \'frikwənsi ]

n.

the number of occurrences within a given time period

\"the frequency of modulation was 40 cycles per second\"; \"the frequency of his seizures increased as he grew older\"

同义词：frequenceoftenness

the ratio of the number of observations in a statistical category to the total number of observations

同义词：relative frequency

the number of observations in a given statistical category

同义词：absolute frequency

词汇搭配

用作名词 (n.)形容词+～alarming frequency惊人的频率high〔low〕 frequency高〔低〕频increasing frequency越来越频繁名词+～radio frequency无线电频率word frequency词的出现频率介词+～at〔with〕 frequency以…的频率be on the frequency for a channel正接收某频道

词组短语

high frequency

高频

low frequency

低频率；低周波

frequency domain

[化]频域；频率范围

frequency conversion

频率变换

radio frequency

无线电频率

natural frequency

自然频率，固有频率；本盏率

frequency response

频率响应；录放幅频响应

frequency spectrum

频谱；频率谱

frequency converter

变频器

frequency band

频带；频段

video frequency

视频率

frequency control

频率控制

frequency division

分频；频率划分

frequency range

频率范围

vibration frequency

频率；振动频率；波动频率

frequency modulation

调频

intermediate frequency

中频

frequency division multiplexing

频分复用；分频多路传输

power frequency

电力频率；工业频率

resonance frequency

共振频率；谐振频率；共鸣频率

双语例句

用作名词(n.)Accidents on that highway are happening with increasing frequency.那条高速公路上车祸发生得越来越频繁。Accidents are happening with increasing frequency.事故正在愈加频繁地发生。He wrote to both with tolerable frequency.他和他们通信，相当频繁。He varied the transmission frequency.他变换了无线电传送的频率。He tuned his radio to the police frequency.他把无线电调到警方的频率。The pitch depends on the frequency.音调的高低是由频率决定的。We can often correlate age with frequency of illness.年龄的大小往往与发病率有关。