frequency
柯林斯词典
1. N-UNCOUNT The frequency of an event is the number of times it happens during a particular period. 频率
The frequency of Kara's phone calls increased rapidly. 卡拉打电话的频率迅速增加。
2. 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
You can't hear waves of such a high frequency. 你听不到这么高频率的声波。
...a frequency of 24 kilohertz. …24千赫的频率。
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frequency /ˈfriːkwənsɪ/ (frequencies)
剑桥词典
frequency noun (HAPPENING)
[ 可数名词：有复数形式的名词 or 不可数或单数名词：没有复数形式的名词 ]the number of times something happens within a particular period , or the fact of something happening often or a large number or times
（事件发生的）频度，次数；频繁
Complaints about the frequency of buses rose in the last year . 去年对公车发车频率的投诉增长了。
the increasing frequency of terrorist attacks 越来越频繁的恐怖袭击
It's not the duration of his absences from work so much as the frequency that worries me. 与他的旷工时日相比，他旷工的频繁程度更让我担忧。
frequency noun (LIGHT/SOUND/RADIO)
[ 不可数或单数名词：没有复数形式的名词 ] physics specializedthe number of times that a wave , especially a light , sound , or radio wave , is produced within a particular period , especially one second
（尤指声波或无线电波每秒振动的）频率
the frequency of light 光的频率
low frequency radiation 低频辐射
The human ear cannot hear very high-frequency sounds . 人耳听不到极高频率的声音。
[ 可数名词：有复数形式的名词 ] media specialized
a particular number of radio waves produced in a second at which a radio signal is broadcast
频率（无线电信号的每秒电波数）
Do you know what frequency the BBC World Service is on? 你知道英国广播公司的广播频率是多少吗？ 返回 frequency