| 单词 | frequency |
| 释义 | DEFINITIVE EXAMPLES 权威例句〔-waving〕Sound waves, light waves, and radio waves have a certain frequency, or number of waves per second.声波、光波或无线电波等都有特定的频率，或者说是每秒的波数。柯林斯高阶〔HPF〕Highest possible frequency.可用之最高频率美国传统〔Hertzian wave〕An electromagnetic wave, usually of radio frequency, produced by the oscillation of electricity in a conductor.赫兹波：一种电磁波，通常为无线电频率，由电在电导体内振荡而产生美国传统〔IF〕Intermediate frequency.中波美国传统〔OFTEN〕Crimes of this type are happening with increasing frequency. 这一类罪案发生得越来越频繁。朗文写作活用〔OFTEN〕The frequency of mining accidents has steadily decreased over the past 20 years. 在过去的20年里，采矿事故发生的频率已稳步下降。朗文写作活用〔OFTEN〕The high frequency of cases of diarrhoea is attributable to poor food hygiene. 腹泻病例频繁出现是因为食物不卫生。朗文写作活用〔PRF〕Pulse recurrence frequency.脉冲重复频率美国传统〔PRF〕Pulse repetition frequency.脉冲重复频率美国传统〔Raman effect〕The alteration in frequency and random alteration in phase of light passing through a transparent medium.拉曼效应：光在透过透明媒质时发生的频率变化和漫反射美国传统〔SHORT〕VHF is short for Very High Frequency. VHF是Very High Frequency〔甚高频〕的缩写。朗文写作活用〔TIME〕The doctor will ask you about the duration and frequency of your headaches. 医生会问你头痛的持续时间和发作次数。朗文写作活用〔WORRIED/WORRYING〕Baggage seems to go missing with alarming frequency on these flights. 这些航班的行李丢失频率似乎高得惊人。朗文写作活用〔alarming〕The team lost with alarming frequency.这个队屡次失利，让人担忧。韦氏高阶〔alias〕Electronics A false signal in telecommunication links from beats between signal frequency and sampling frequency.【电子学】 假信号：信号频率和取样频率之间的拍子在无线电通信线路产生的假信号美国传统〔atomic clock〕An extremely precise timekeeping device regulated in correspondence with a characteristic invariant frequency of an atomic or molecular system.原子钟：一种极其精确的计时系统，因其频率与原子或分子显著不变的频率相一致来控制美国传统〔attendance〕The frequency with which a person is present.出席率：某人出席的频率美国传统〔carrier wave〕An electromagnetic wave that can be modulated, as in frequency, amplitude, or phase, to transmit speech, music, images, or other signals.载波：一种如可在频率、调幅或相位方面被调制以传输语言、音乐、图象或其它信号的电磁波美国传统〔channel〕Electronics A specified frequency band for the transmission and reception of electromagnetic signals, as for television signals.【电子学】 频道，波道：传送和接收电磁信号的一特定的频率波段，如电视信号美国传统〔class〕Statistics An interval in a frequency distribution.【统计学】 组，类：频数分布的一个周期美国传统〔converter〕An electronic device that converts one frequency of a radio signal to another.变频器：将无线电讯号从一种频率转换成另一种频率的电子装置美国传统〔decile〕Any one of the numbers or values in a series dividing the distribution of the individuals in the series into ten groups of equal frequency.十分位数：指把一系列的数字或价格按相等的出现频率分成十组后的其中任何一个数字或价格美国传统〔decrease〕Attacks of asthma decrease in frequency through early adult life.成年早期，哮喘的发病频率会降低。朗文当代〔defecation〕Normal defecation frequency varies from three times a day to three times a week.正常的排便频率从一天三次到一周三次不等。剑桥高阶〔dial〕A movable control knob or other device on a radio or television receiver used to change the frequency.调谐钮：收音机或电视机用来转换频率的转动控制钮或其它装置美国传统〔dispersion〕Separation of a complex wave into its component parts according to a given characteristic, such as frequency or wavelength.频散；弥散：复合波根据给定特征，如频率或波长，而分成各组成部分美国传统〔doubler〕A device that doubles the frequency or voltage of an input signal.倍压器，倍频器：将输入信号的频率或电压增强一倍的装置美国传统〔equalizer〕A tone control system designed to compensate for frequency distortion in audio systems.补偿器：在音响系统中用来补偿频率扭曲的音调控制系统美国传统〔exciter〕Electronics An oscillator for generating the carrier frequency of a transmitter.【电子学】 主控振荡器：产生载波频率的振荡器美国传统〔fatigue〕The ear is fatigued with a tone of a certain frequency.某种频率的音调使耳朵感到疲劳。英汉大词典〔formant〕Any of several frequency regions of relatively great intensity in a sound spectrum, which together determine the characteristic quality of a vowel sound.共振峰：声谱中有相应强度的几个共鸣带中的任何一个，他们共同决定着元音的音质美国传统〔frequence〕Frequency.频繁美国传统〔frequency modulation〕The encoding of a carrier wave by variation of its frequency in accordance with an input signal.调频：用输入信号对载波频率的调制美国传统〔frequency〕Accidents occur here with increasing frequency.更加频繁地麦克米伦高阶〔frequency〕Accidents of this sort are happening with increasing frequency.这类事故发生得越来越频繁。牛津搭配〔frequency〕At what frequency does the sound occur? 声音以多大频率发出? 英汉大词典〔frequency〕Bullets bounced off the rock with alarming frequency.子弹频频打在石头上又弹射出去，令人心惊胆战。牛津搭配〔frequency〕Businesses come and go with alarming frequency .商家更迭过于频繁。朗文当代〔frequency〕Changes in sea temperature will increase the frequency of hurricanes.海水温度的变化会增加飓风的频率。麦克米伦高阶〔frequency〕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。剑桥高阶〔frequency〕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？剑桥高阶〔frequency〕Dolphins produce a high frequency sound.海豚发出的声音频率很高。朗文当代〔frequency〕Errors were occurring with increasing frequency.错误出现得越来越多。韦氏高阶〔frequency〕Fatal road accidents have decreased in frequency over recent years.近年来致命交通事故发生率已经下降。牛津高阶〔frequency〕He uses slang words with great frequency.他极其频繁地使用俚语。英汉大词典〔frequency〕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。剑桥高阶〔frequency〕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。牛津高阶〔frequency〕Our visits decreased in frequency.我们参观的次数减少了。韦氏高阶〔frequency〕Serious disasters appear to be increasing in frequency.重大灾害的发生越发频繁。外研社新世纪〔frequency〕Side effects from prescribed drugs are being reported with increasing frequency (=more and more often) .处方药的副作用越来越频繁地被报道出来。朗文当代〔frequency〕The frequency of Kara's phone calls increased rapidly.卡拉的电话飞速增多。柯林斯高阶〔frequency〕The frequency of student errors was frustrating to the young teacher.学生频繁出错让那位年轻的教师感到沮丧。韦氏高阶〔frequency〕The drug can reduce the frequency and severity of attacks.这种药能降低发病次数和严重程度。牛津搭配〔frequency〕The number of measurements in an interval of a frequency distribution.频率分布：一次频率分布的区间内计算的数量美国传统〔frequency〕The relative frequency of fraternal twins has halved since 1950.自 1950 年以来，双卵性双胞胎的相对发生率下降了一半。朗文当代〔frequency〕The relative frequency of this illness in the area is of concern to all doctors.所有的医生都关注这种病在该地区相对频繁的发生率。牛津搭配〔frequency〕The tanks broke down with increasing frequency.坦克故障越来越频繁。外研社新世纪〔frequency〕The tanks broke down with increasing frequency.坦克越来越频繁地熄火。柯林斯高阶〔frequency〕These incidents have increased in frequency.这些事件的发生率上升了。牛津搭配〔frequency〕We are concerned at the high frequency of racial attacks in the district.我们关心的是这个地区高频率的种族攻击。外研社新世纪〔frequency〕We became suspicious of the frequency and size of his bank withdrawals.我们对他从银行取款的次数之多、数额之大产生了怀疑。麦克米伦高阶〔frequency〕We hope this treatment will reduce the frequency of heart disease.我们希望这种治疗会减少心脏病的发病率。麦克米伦高阶〔frequency〕Words with higher frequency are likely to have more complex behaviour.使用频率更高的词汇可能具有更加复杂的变化。麦克米伦高阶〔frequency〕You can't hear waves of such a high frequency.你无法听到如此高频的声波。外研社新世纪〔frequency〕You can't hear waves of such a high frequency.如此高频率的声波是无法听到的。柯林斯高阶〔fundamental〕Of or relating to the component of lowest frequency of a periodic wave or quantity.基波的：周期波或周期量的最低频率的分力的或与此有关的美国传统〔fundamental〕Of or relating to the lowest possible frequency of a vibrating element or system.震动因素或体系的最低频率美国传统〔fundamental〕Physics The lowest frequency of a periodically varying quantity or of a vibrating system.【物理学】 基频：周期变化量或振动系统的最低频率美国传统〔gene frequency〕The frequency of occurrence of an allele in relation to that of other alleles of the same gene in a population.基因频率：等位基因出现的频率，与一组人口中相同基因的等位基因有关美国传统〔genetic drift〕Random fluctuations in the frequency of the appearance of a gene in a small, isolated population, presumably owing to chance rather than natural selection.遗传漂变：在一个小的、与世隔绝的种族里，基因面貌频率上的偶然波动，可能因为偶然性而不是自然选择美国传统〔graphic equalizer〕An electronic equalizer that allows one to increase or decrease a fixed set of frequency ranges in an audio system.坐标平衡器：使人可以扩大或是缩减在音频系统中的一组固定频率范围的电子平衡器美国传统〔harmonic〕A wave whose frequency is a whole-number multiple of that of another.调波：一种频率是另一种波频率整数倍的谐波美国传统〔high-pass filter〕A filter designed to transmit electromagnetic frequencies above a certain value, while excluding those of a lower frequency.高频滤波器：一种设计用以传送电磁频率高于特定值的滤波器，并同时将低频率电磁波排除于外美国传统〔intensity〕A warmer sea will change the distribution, frequency, and intensity of hurricanes.较温暖的海洋会改变飓风的分布、发生频率和强度。麦克米伦高阶〔interference〕Physics The variation of wave amplitude that occurs when waves of the same or nearly the same frequency come together.【物理学】 干扰：当同样或相近频率的波接近时而使波的振幅发生变化美国传统〔kilohertz〕Their instruments detected very faint radiowaves at a frequency of 3 kilohertz.他们的仪器检测到一个3千赫的微弱无线电波。柯林斯高阶〔klystron〕An electron tube used to amplify or generate ultrahigh frequency by means of velocity modulation.速调管：一种用速度调节的方法放大或产生超高频率的电子管美国传统〔kurtosis〕The general form or a quantity indicative of the general form of a statistical frequency curve near the mean of the distribution.峰度：一种统计频率曲线接近分布中心时的大致状态或指示这种状态的数量美国传统〔laser cooling〕The slowing down of atoms or molecules by the use of a laser whose frequency has been adjusted to remove momentum from the particles.激光致冷技术：利用激光降低原子或分子的运动速度，即调整激光频率来移除粒子中的动能美国传统〔laser tuning〕A technique by which a laser's output frequency is adjusted to fall within a specific range of values, used in all semiconductor lasers.激光调谐：将激光输出频率向下调整至特定值域的技术，用于所有的半导体激光美国传统〔low-pass filter〕A filter designed to transmit electromagnetic frequencies below a certain value, while excluding those of a higher frequency.低频滤波器：用于传送低于特定值的电磁频率的滤波器，其同时去除较高电磁频率美国传统〔midrange〕The middle part of an audio frequency.中声频，中频：声波频率的中间部分美国传统〔modulate〕To vary the frequency, amplitude, phase, or other characteristic of (electromagnetic waves).调制：变换（电磁波的）频率，振幅，周相或其它特点美国传统〔modulation〕Electronics The variation of a property of an electromagnetic wave or signal, such as its amplitude, frequency, or phase.【电子学】 电磁波振动图系：电磁波或信号的性质在振幅，频率或周相中的变化美国传统〔mutagen〕An agent, such as ultraviolet light or a radioactive element, that can induce or increase the frequency of mutation in an organism.诱变剂：有机体中的一种可诱发或者增加突变的次数的因子，如紫外线或放射性元素美国传统〔normal mode〕The vibrational state of a mechanical system in which the frequency of vibration is the same in all directions.正常震动模式：机械系统震动频率各个方向都相同的震动状态美国传统〔ogive〕A frequency distribution.频率分布美国传统〔order〕Different senses of a word are ordered according to frequency.词的不同义项是按照使用频率排列的。牛津搭配〔penetrance〕The frequency, under given environmental conditions, with which a specific genotype is expressed by those individuals that possess it.外显率（基因）：具有特定遗传基因的个体在一定环境下表现其遗传基因的概率美国传统〔pitch〕Acoustics The distinctive quality of a sound, dependent primarily on the frequency of the sound waves produced by its source.【声学】 音质：声音的特性，主要依据从音源发出的声波的频率美国传统〔pitch〕Music Any of various standards for this quality associating each tone with a particular frequency.【音乐】 音调：一种音高标准，将每一音调与其特定的频率相连美国传统〔pump〕Physics To raise (atoms or molecules) to a higher energy level by exposing them to electromagnetic radiation at a resonant frequency.【物理学】 充能：把（离子或分子）暴露在一个共振频率的电磁辐射下使其提高到一个较高的能量等级美国传统〔quintile〕Statistics The portion of a frequency distribution containing one fifth of the total sample.【统计学】 五分位数：频数分布中，含有总抽样量的五分之一的部分美国传统〔race〕A population of organisms differing from others of the same species in the frequency of hereditary traits; a subspecies.亚种：在遗传特征的出现频率上和同一种类的其它生物不同的生物总体；亚种美国传统〔radio frequency〕The frequency of the waves transmitted by a specific radio station.射频：某一无线电台发出的电波的频率美国传统〔range〕Statistics The difference or interval between the smallest and largest values in a frequency distribution.【统计学】 极差：频率分布上最大值与最小值之间的差别或距离美国传统〔recur〕This is a problem that recurs with increasing frequency.这是一个日益频繁地被重提的问题。英汉大词典〔regular〕Having bowel movements or menstrual periods with normal or healthy frequency.恒常的：具有正常或健康的频率的肠胃运动或月经周期的美国传统〔regular〕Occurring with normal or healthy frequency.正常频率的：按正常或健康的频率发生的美国传统〔resonant circuit〕An electric circuit with inductance and capacitance chosen to allow the greatest flow of current at a certain frequency.谐振电路：一种带有电感和电容的电路，选择其电感及电容以允许在某一频率下的最大电流美国传统〔seismicity〕The frequency or magnitude of earthquake activity in a given area.地震强度：某一地区地震活动的频率或强度美国传统〔sideband〕Either of the two bands of frequencies, one just above and one just below a carrier frequency, that result from modulation of a carrier wave.边（频）带：两个频率带之中的任何一个，一个恰好高于且另一个恰好低于载体的频率，因载体的电波调制造成的美国传统〔signify〕The symbol used signifies that the frequency is measured in kHz.使用这一符号表示测量频率以千赫为单位。朗文当代〔sixtyfold〕The operating frequency of processors has increased sixtyfold.处理器的操作频率增加了六十倍。剑桥高阶〔sound wave〕Speech is made up of sound waves that vary in frequency and intensity.语音是由不同频率和强度的声波组成的。柯林斯高阶〔sound〕Transmitted vibrations of any frequency.声音：传送过来的任何频率的振动美国传统〔subharmonic〕Of, relating to, or being a wave with a frequency that is a fraction of a fundamental frequency.分（频）谐波的：频率为基波频率整约数的一种周期性波的，与这种波有关的，是这种波的美国传统〔subsonic〕Of less than audible frequency.亚声的：小于可听见之声波频率的美国传统〔synchronous motor〕A motor having a speed directly proportional to the frequency of the alternating-current power that operates it.同步电动机：与启动其交流电电源的频率直接成比例的速度的电动机美国传统〔tone control〕A circuit or device in an amplifier designed to increase or decrease the amplification in a specific frequency range without affecting other frequencies.音调调切（器）：扬声器中用来升高或降低某个特定波段而不影响其它波段扬声效果的线路或装置美国传统〔trigraph〕The letters the are a high frequency trigraph.“the”这组字母是出现频率很高的一个三字母词。英汉大词典〔tuner〕A device for tuning, especially an electronic circuit or device used to select signals at a specific radio frequency for amplification and conversion to sound.调节器，调谐器：用来进行调节的装置，尤指一种电子电路或电子装置，用来选择某一特定发射频率的信号来放大并转换成声音美国传统〔tune〕Electronics Adjustment of a receiver or circuit for maximum response to a given signal or frequency.【电子学】 调谐：调整接收器或电路以获得对于给定的信号或频率的最强反应美国传统〔tune〕Electronics To adjust a receiver to receive signals at a particular frequency or a particular program.【电子学】 调整频率（以接收）：调整接收器来接收特定频率的信号或特定的节目美国传统〔tune〕To adjust (a receiver) to a desired frequency.调整（接收器的频率）：调谐（接收器）以达到希望的频率美国传统〔violence〕Sea levels have risen and storms have increased in both violence and frequency.海平面上升了, 暴风雨来得更加猛烈和频繁。外研社新世纪Accidents are happening with increasing frequency. 事故正在愈加频繁地发生。译典通Adults usually cannot hear sound of a frequency greater than about 20000 Hz.成人一般听不见频率在20000赫兹以上的声音。剑桥国际Complaints about the frequency of trains rose by 201% in the last year.去年，对火车发车频率的投诉次数增长了201％。剑桥国际She remarked on the frequency of his absences from work (=the fact that he is absent so often).她议论他旷工频繁的事儿。剑桥国际The frequency of terrorist attacks seems to have fallen recently.最近恐怖案件的发生率似乎有所下降。剑桥国际The frequency with which (=The large number of times that) he is absent from work is remarkable.他旷工的频繁次数真是惊人。剑桥国际The illness occurs with increasing frequency in older people.该病在老年人中的发病率上升。剑桥国际The new radio station, which is on a VHF frequency, will provide a mixture of music and talk.这新的无线电台用的是甚高频频率，可以混合播出音乐和谈话。剑桥国际There are concerns about the frequency of side effects (=the fact that they happen often) with this drug.人们对这种麻醉药频繁产生副作用颇为担心。剑桥国际These very high frequency sounds are inaudible to the human ear.这些频率非常高的声音人耳是听不见的。剑桥国际 |
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