
单词 frequency
音标 [ˈfriːkwənsi] [ˈfriːkwənsi]
释义
n. 频率;频次;频繁程度;常见程度;频繁;频发;发生率;出现率
变形 复数: frequencies
时间: 2025-03-11 20:28:07
frequency 常用
短语搭配
1. n. high frequency
高频
2. n. low frequency
低频
3. n. radio frequency
射频;无线电频率
4. n. frequency response
频率响应
5. n. natural frequency
自然频率;固有频率
6. n. frequency modulation
调频;频率调制
7. n. intermediate frequency
中(间)频
8. n. video frequency
视频(率)
9. n. medium frequency
中频
10. n. frequency distribution
频数分布
11. n. audio frequency
音频
12. n. fundamental frequency
基频
13. n. ultra-high frequency
超高频;特高频
14. n. beat frequency
拍频;差频
15. n. angular frequency
角频率
16. n. frequency division multiplex
分频多路传输
17. n. Nyquist frequency
奈奎斯特频率
18. frequency domain
频域;频率范围
19. frequency converter
变频器;频率变换器;频率转换器
20. frequency band
频带;频段;频率带
双语例句
1. It is well known that dolphins can hear extremely high-frequency sounds.
众所周知,海豚能够听到极高频率的声音。
2. Their instruments detected very faint radio waves at a frequency of 3 kilohertz.
他们的仪器探测到了频率为3千赫的非常微弱的无线电波。
3. The signal frequency is measured in kHz.
信号频率以千赫兹为单位测量。
4. According to statistics, the frequency of car accidents increased this week.
据统计,本周车祸发生率有所增加。
5. You can't hear waves of such a high frequency.
你听不到这么高频率的声波。
6. The radio has a tunable frequency setting.
这台收音机有一个可调的频率设置。
7. I can use prepositions of time and adverbs of frequency correctly.
我能正确使用时间介词和频率副词。
8. The uplink frequency is different from the downlink frequency.
上行链路频率与下行链路频率不同。
9. The sound wave has a frequency of 20 kHz.
声波的频率为20千赫兹。
10. The frequency of this device is 50 hertz.
这个设备的频率是50赫兹。
11. Regular repeating actions such as sound waves, light waves, or radio waves have a certain frequency, or number of waves per second.
有规律的重复活动如声波、光波、无线电波都有一个特定的频率,或者说是每秒的波动次数。
12. The signal oscillates at a frequency of 50 Hz.
信号以50赫兹的频率震荡。
13. The frequency of Kara's phone calls increased rapidly.
卡拉打电话的频率迅速增加。
14. His business trip frequency is very high.
他的出差频率很高。
15. We need to increase the frequency of our meetings.
我们需要增加会议的频率。
16. Road accidents have declined in frequency over recent years.
近年来交通事故发生率已经下降
17. Objects like this turn up at sales with surprising frequency.
这样的东西在拍卖会上出人意料地频繁出现。
18. Frequency is the number of times periodic changes are completed per unit time.
频率是单位时间内完成周期性变化的次数。
19. Frequency calibration can effectively reduce frequency deviation.
频率校准可以有效地减少频偏。
近义词
1. n. 频率;频繁
词根词缀
(1)frequ经常的
frequent adj. 频繁的;经常的;常见的;惯常的;密集的;重复多次的;常去的;常发生的
(2)-ency性质, 状态
agency n. 代理行;经销处;(政府)专门机构;(政府内的)局;部;处;(尤指产生某效果的)作用;起作用的事物(或人)
competency n. 资格;能力
contingency n. 偶然性;可能性;意外事件;意外事故;偶发事件;可能发生的事;不测事件;应急情况;应急措施;应变措施;应急预案;意外支出;突发事件准备金
currency n. 货币;通货;通用;流行;流传;普及;接受度;流通状态;流通期限;(信息或观点的)广泛传播
emergency n. 紧急情况;突发事件;危急时刻;<美>急诊室;急救中心;急诊病人;应急措施;应急设备
fluency n. (尤指外语)流利;流畅性;熟练自如;流畅的表达能力;口语或书写的流畅
presidency n. 总统职位;主席职务;(牧师或司铎)圣餐主持
tendency n. 倾向;偏好;性向;性情;(疾病的)易感性;趋势;趋向;(政治或社会的)派别;团体
同根词
词根 frequent
(1)frequent adj.频繁的;时常发生的;惯常的 vt.常到,常去;时常出入于
(2)frequently adv.频繁地,经常地;时常,屡次
frequency 高考
考纲分布
近15年出现0次 重要程度
0% n 频率; 频繁
考纲释义
必考派生词
frequently adv. 频繁地;经常地;时常
infrequent adj. 罕见的;不常发生的;偶尔发生的;稀少的;间或的;不频繁的;难得的
frequency n. 频率;频次;频繁程度;常见程度;频繁;频发;发生率;出现率
frequency 四级
考纲分布
近12年出现9次 重要程度
56% n (振动)频率
44% n 发生率; 频率
考纲释义
1. n. 发生率; 频率(rate of occurrence)
Researchers have begun to look at the quality of relationships, rather than at the
必考派生词
frequently adv. 频繁地;经常地;时常
infrequent adj. 罕见的;不常发生的;偶尔发生的;稀少的;间或的;不频繁的;难得的
frequency n. 频率;频次;频繁程度;常见程度;频繁;频发;发生率;出现率
frequency 六级
考纲分布
近12年出现4次 重要程度
100% n 发生率; 重复率
0% n (振动)频率
考纲释义
1. n. 发生率; 重复率(the rate at which something happens or is repeated)
Requiring private insurers to reimburse doctors for services delivered remotely, though not necessarily at the same rate or
Those spending 10-19 hours per week on their devices were 41 percent more likely to be unhappy than lower-
2. n. (振动)频率(the number of repetitions of a periodic process in a unit of time)
Newly launched satellites don't use radio
必考派生词
frequently adv. 频繁地;经常地;时常
infrequent adj. 罕见的;不常发生的;偶尔发生的;稀少的;间或的;不频繁的;难得的
frequency n. 频率;频次;频繁程度;常见程度;频繁;频发;发生率;出现率
frequency 考研
考纲分布
近18年出现1次 重要程度
200% n 发生率; 出现率
0% n 频繁
0% un 频率; 周率
考纲释义
1. n. 发生率; 出现率
Though often viewed as a problem for western states, the growing
必考派生词
frequently adv. 频繁地;经常地;时常
infrequent adj. 罕见的;不常发生的;偶尔发生的;稀少的;间或的;不频繁的;难得的
frequency n. 频率;频次;频繁程度;常见程度;频繁;频发;发生率;出现率
frequency 影视原声
(1) Yes. It's the apparent change in the frequency of a wave caused by relative motion between the source of the wave and the observer.
当声源和观察者之间的距离发生变化时,波动的频率也会发生明显变化。
《The Big Bang Theory Season 1》《生活大爆炸 第一季》
(2) The rest are executed automatically by high-frequency trade algorithms.
其余的都是由高频交易算法自动执行。
《Person of Interest Season 4》《疑犯追踪 第四季》
(3) Is it a high-frequency whistle? No, it's more of a relentless, narcissistic drone.
是一种高频的口哨声吗?不,是一种时刻不停的自以为是的唠叨。
《The Big Bang Theory Season 2》《生活大爆炸 第二季》