吃透英语课本，提升在校竞争力
n. 频率；频数；频繁
复数：frequencies
The relative frequency of fraternal twins has halved since 1950.
自1950年以来，异卵双胞胎的相对出生率下降了一半。
This station broadcasts on three different frequencies.
这家电台以三种不同的频率广播。
Businesses come and go with alarming frequency .
商家开张停业惊人地频繁。
Businesses come and go with alarming frequency.
Side effects from prescribed drugs are being reported with increasing frequency .
处方药的副作用正越来越频繁地被报道出来。
the frequency of serious road accidents
重大道路交通事故的发生率
power frequency
电力频率；工业频率
radio frequency
无线电频率
resonance frequency
共振频率；谐振频率；共鸣频率
high frequency
高频
vibration frequency
频率；振动频率；波动频率
frequency control
频率控制
frequency converter
变频器
frequency domain
[化]频域；频率范围
low frequency
低频率；低周波
frequency division
分频；频率划分
intermediate frequency
中频
frequency range
频率范围
frequency conversion
频率变换
natural frequency
自然频率，固有频率；本盏率
frequency division multiplexing
频分复用；分频多路传输
frequency spectrum
频谱；频率谱
video frequency
视频率
frequency modulation
调频
frequency response
频率响应；录放幅频响应
frequency band
频带；频段
n.[物]频率；频繁
periodicity
考纲分布
n. 频率; 频繁
考纲释义
备考派生词
infrequent
adj. 不经常发生的；偶有的；罕见的
frequently
adv. 频繁地；经常地；时常
frequency
n. 频度；频率；振动频率；频繁；频带；波段
1 ...have them apply to these schools at greater frequency and ultimately get in and enroll...
2015.12 CET6 阅读理解
