frequencies

frequencies读音音标

英 [\'frɪkwənsɪz]

美 [\'frɪkwənsɪz]

frequencies意思解释

n.

（某事发生可重复的）频率( frequency的名词复数 )；

发生率；

（声波或无线电波的）振动频率；

经常发生

英英释义

frequency

[ \'frikwənsiz ]

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.)At some frequencies, it can penetrate walls.在一些频率，它能穿透墙壁。Confined waves have definite frequencies.被限制的波具有确定的频率。