| 单词 | signal |
| 释义 | DEFINITIVE EXAMPLES 权威例句〔CAREFUL〕Drivers have to be on their guard, as faults or signal failures can occur at any time. 驾驶员一定要提高警惕，因为故障或交通信号灯失灵随时都会发生。朗文写作活用〔Dolby〕A trademark used for an electronic device that eliminates noise from recorded sound and audio signals.道尔贝降噪系统：一种能从录音或声音信号中消除噪音的电子装置的商标名美国传统〔FINISH〕About 40 minutes after the interview starts, the interviewer will signal to you to start winding up. 面试开始约40分钟以后，面试官会示意你可以结束了。朗文写作活用〔HEAR〕The signal is clearly audible up to 200 miles away. 这个信号在200英里的范围内都能清楚听见。朗文写作活用〔OBVIOUS〕The secretary of state said the measures are designed to send the regime a clear and unmistakable signal. 国务卿说，这些举措是为了向该政权发出一个明确无误的信号。朗文写作活用〔REFLECT〕The radar signal that reflects back from the airplane is received by the radar dish and is electronically analysed. 飞机反射回来的雷达信号由雷达天线接收，并进行电子分析。朗文写作活用〔S O S〕A call or signal for help.求救（助）的呼叫或信号美国传统〔SIGN〕Don't start yet - wait until I give the signal. 现在不要开始—等我发信号。朗文写作活用〔SIGN〕The soldiers were waiting for the signal to start firing. 士兵在等待开火的信号。朗文写作活用〔SIGN〕When I nod my head, that's the signal for you to start playing the music. 我点头，这就是你开始放音乐的信号。朗文写作活用〔TELEPHONE〕I've been trying to call the customer helpline, but all I'm getting is a busy signal. 我一直试着给客户求助热线打电话，但得到的就只是忙音。朗文写作活用〔Very pistol〕A pistol used for firing colored signal flares.维利式信号枪：一种用来发射带色信号的枪美国传统〔acoustic〕The microphone converts acoustic waves to electrical signals for transmission.麦克风把声波转换成电信号进行传送。剑桥高阶〔aerial〕The aerial receives signals from the ground.这根天线接收地面信号。牛津搭配〔airwave〕The medium used for the transmission of radio and television signals. Often used in the plural.波段，无线电频率：传送无线电和电视信号的媒介。常用复数美国传统〔alarm〕Abbr. almAn electrical, electronic, or mechanical device that serves to warn of danger by means of a sound or signal.缩写 alm警报器，警钟：一种电力的、电子的或机械的装置，通过发出声音或信号来表示对危险的警告美国传统〔amplitude modulation〕The encoding of a carrier wave by variation of its amplitude in accordance with an input signal.调幅：根据输入信号改变振幅的强度对电载波进行调制美国传统〔analog computer〕A computer in which numerical data are represented by measurable physical variables, such as electrical signals.类比计算机，模拟计算机：一种用可测物理变量（如电子信号）来代表数据的计算机美国传统〔analogue〕The analogue signals from the video tape are converted into digital code.采自录像带的模拟信号被转换成了数字代码。外研社新世纪〔analogue〕The analogue signals from the video tape are converted into digital code.采自该录像带的模拟信号被转换成数字代码。柯林斯高阶〔attenuator〕A device that attenuates an electrical signal.衰减器，减压器：使电子讯号减弱的装置美国传统〔beacon〕A signaling or guiding device, such as a lighthouse, located on a coast.灯塔：位于海岸用以发送信号或导航的装置，如灯塔美国传统〔beacon〕A radio transmitter that emits a characteristic guidance signal for aircraft.信标，无线电发送器：一种向飞机发送特殊导航信号的无线电传送装置美国传统〔beckon〕To signal or summon, as by nodding or waving.招呼：发信号或召唤，如通过点头或挥手表示美国传统〔beckon〕To make a signaling or summoning gesture.打手势：做一个发信号或召唤的姿势美国传统〔beep〕A sound or a signal, as from a horn or an electronic device.嘟嘟声：一种象从号角或电子装置发出的声音或信号美国传统〔bell lap〕The final lap of a race, as at a track meet, signaled by the ringing of a bell as the leader begins the lap.最后一圈，铃圈：（田径运动会）赛跑的最后一圈，以领先者进入最后一圈时的铃声表明美国传统〔black-flag〕To signal (the driver of a racing car) to proceed immediately to the pits.示意黑旗：示意（赛车司机）立即前行至途中加油站美国传统〔block signal〕A fixed signal at the entrance to a railroad block, indicating whether or not trains may enter.火车行止信号：火车站入口处，指示火车是否可以进站的固定信号美国传统〔blue peter〕A blue flag with a white square in the center, flown to signal that a ship is ready to sail.开船旗：中央有白色方块的蓝旗，用于表示船已准备起航美国传统〔bootleg〕To attach a transmitter to a dish antenna, creating an uplink via which a signal is sent to a satellite without the knowledge of the satellite's owner.偷安线路：未经卫星所有者同意便把发射器与一个碟式天线相连，产生一个上行线路，并由它将信号送给卫星美国传统〔bounce〕The radio signals are bounced off a satellite.无线电信号从卫星上反射回来。朗文当代〔busy〕I keep getting a busy signal .我总是听到忙音。朗文当代〔buzzer〕An electric signaling device, such as a doorbell, that makes a buzzing sound.蜂鸣器：可以发出嗡嗡声的一种电子信号装置，如门铃美国传统〔buzzer〕Their team was ahead by two points when the buzzer signaled the end of the game.比赛终场哨吹响时，他们队领先两分。韦氏高阶〔buzz〕To signal with a buzzer.蜂鸣：用蜂鸣器向…发出信号美国传统〔carry〕Telegraph wires carry signals.电报电线传递信号。牛津同义词〔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〔crosstalk〕Electronics Undesired signals or sounds, as of voices, in a telephone or other communications device as a result of coupling between transmission circuits.【电子学】 串话：在电话或其它传输设备中由于传送线路间的耦合作用而产生的不希望出现的信号和声音美国传统〔cutoff〕Music A conductor's signal indicating a stop or break in playing or singing.【音乐】 切断手势：在演奏或歌唱中指挥示意停止或中断的手势美国传统〔decode〕The box decodes the digital signal for your CD player.这个盒子能给你的CD播放器的数字信号解码。韦氏高阶〔direction〕The book signals a shift in direction from her earlier novels.这本书标志着她不同于早期小说的转变。牛津搭配〔dish〕A radar dish picks up the radio signals and feeds them to a computer.雷达(抛物面)天线接收无线电讯号并把讯号输入计算机。英汉大词典〔distortion〕Audio signals can be transmitted along cables without distortion.声音信号可以通过电缆传送而不失真。柯林斯高阶〔distort〕Electronic faults can distort the radio signal.电子故障会使无线电信号失真。麦克米伦高阶〔distort〕It will distort the signal.这将使信号畸变。21世纪英汉〔do-si-do〕The call given to signal such a movement.表示跳某一舞步的提示美国传统〔downlink〕A transmission path for the communication of signals and data from a communications satellite or other space vehicle to the earth and back.下引线：通信卫星或其它航天器之间传递数据信号的传输线路美国传统〔edge out〕Signal lights on cars have edged out hand signals.汽车上的信号灯已取代了手势。21世纪英汉〔fade-out〕A gradual and temporary loss in reception of a radio or television signal, often generated by interference in transmission.渐隐：收音机或电视接收信号渐弱或暂时消失，通常由于传播中受到干扰引起美国传统〔fade〕The radio signal faded out as we got further from the station.随着我们离电台越来越远，无线电信号逐渐消失了。韦氏高阶〔fair catch〕A catch of a punt on the fly by a defensive player who has signaled that he or she will not run with the ball and who therefore may not be tackled.完全接球：一个队员接到一个凌空踢过来的球，但已经预先约定的信号是这个队员不准备带球前进因此不会受到对方的阻挡美国传统〔false alarm〕A signal or warning that is groundless.假警报：无根据的信号或警告美国传统〔false start〕An illegal racing start in which one of the competitors begins moving before the starting signal.偷跑：不遵守规则却开始的赛跑，赛跑中的参赛者之一在起跑讯号开始前就先跑动美国传统〔fidelity〕The degree to which an electronic system accurately reproduces the sound or image of its input signal.保真度：指电子系统准确地重新产生接收到的声音或图象的程度美国传统〔fire alarm〕The signal, especially the noise, produced by such a device.火：由此类装备产生的信号，尤指嘈杂声美国传统〔flag〕A piece of cloth, usually rectangular, of distinctive color and design, used as a symbol, a standard, a signal, or an emblem.旗，旗帜：一块通常呈长方形的、有特殊颜色和图案的布，用作一种象征、标准、标志或徽章美国传统〔flag〕To signal with or as if with a flag.打旗号或象打旗号似地表示美国传统〔flash〕The lighthouse flashes signal twice a minute.灯塔一分钟发两次闪光信号。21世纪英汉〔foghorn〕Nautical A horn for sounding warning signals in fog or darkness, used especially on ships, buoys, and coastal installations.【航海】 雾号：尤用于船只、救生艇或海岸服务的在雾中或黑暗中用于发出警告信号的号角美国传统〔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〔fringe area〕A zone just outside of the range of a broadcasting station in which signals are weakened and distorted.线条区（电视接收边缘区）：刚刚超出无线电台所能及的范围，所收信号微弱或被扭曲美国传统〔fugle〕To make signals.做暗号美国传统〔gantry〕A similar spanning frame supporting a group of railway signals over several tracks.跨轨信号架：一种类似的跨距架，跨越多条轨道并安装了许多铁路信号美国传统〔gap〕Computer Science An absence of information on a recording medium, often used to signal the end of a segment of information.【计算机科学】 间隙，间隔：记录介质上的信息空缺，经常用于给信息片段的末端作标志美国传统〔give out〕The radio is giving out a strange signal.收音机正发出一种奇怪的信号。21世纪英汉〔give〕Don't move until I give the signal.我没有发信号你就别动。朗文当代〔glitch〕A false or spurious electronic signal caused by a brief, unwanted surge of electric power.假信号：由一种多余的短暂电力增加引起的一种假的或杂散的电子信号美国传统〔gotcha〕Used to indicate understanding or to signal the fact of having caught or defeated another.我了解你的意思了!；抓到你了！；我赢你了！（I've got you!）：用在表示了解或是传达已经捉到或者击败他人的事实美国传统〔green light〕The green-colored light that signals traffic to proceed.绿灯：标志车辆可以通过的绿色交通信号美国传统〔hail〕To signal or call to a passing ship as a greeting or as an identification.打信号：向经过的船只发信号或打招呼，作为问候或识别美国传统〔ham〕The umpire was hamming up his signals for the benefit of the TV audience.裁判为了在电视观众前露一手,把动作的幅度做得很大。英汉大词典〔impulse〕The eye converts light signals to nerve impulses.眼睛把光信号转变成神经冲动。朗文当代〔independently〕Each signal can operate quite independently of the others.每个信号可以完全独立地工作。外研社新世纪〔index〕To indicate or signal.指示：表明或指示美国传统〔interference〕The distorted portion of a received signal.接受到的信号被扭曲的部分美国传统〔interference〕The inhibition or prevention of clear reception of broadcast signals.干扰：阻止清晰地接收无线电信号美国传统〔interrupt〕A signal to a computer that stops the execution of a running program so that another action can be performed.暂停：对计算机发出的中断当前运行程序而执行另一程序的信号美国传统〔knell〕To signal, summon, or proclaim by tolling.鸣钟传信号，鸣钟召集：用敲钟的方式指示、召集或宣布美国传统〔landline〕A communications cable, as one used to transmit telephone or telegraph signals.陆上线路：通讯电缆，如用来传递电话或电报信号美国传统〔lights out〕A signal or command to extinguish lights for the night.熄灯号，熄灯时间：夜晚熄灯的信号或命令美国传统〔logic gate〕A mechanical, optical, or electronic system that performs a logical operation on an input signal.逻辑门：对输入信号执行逻辑运算的机械、光学或电子系统美国传统〔lookout〕He was on the lookout for a signal.他在专注地等信号。英汉大词典〔mayday〕An international radiotelephone signal word used by aircraft and ships in distress.呼救信号：遇险的飞机、船只等使用的国际无线电呼救信号美国传统〔mean〕The red signal means you can shoot at the target.红色信号意味着你可以射击目标。外研社新世纪〔minitrack〕An electronic system designed to follow the course of satellites and rockets and correlate radio signals received by a network of ground stations.卫星跟踪系统：设计用来跟踪卫星或火箭的航线并将地面站网接受到的无线电信号相互关联的电子系统美国传统〔misread〕I thought he liked me, but I'd completely misread the signals.我想他喜欢我，但我完全误解了那些暗示。剑桥高阶〔move〕The new legislation signals a move away from government involvement in telecommunications.新法规标志着政府在退出电信业方面迈出了一步。牛津搭配〔multiplex〕To send messages or signals simultaneously using a multiplex system.多路传输：用多路传输系统同时传出信息或者信号美国传统〔naff〕Used in the imperative as a signal of angry dismissal.勒令开除：作为愤然解雇的信号而用于祈使句中美国传统〔noise〕Physics A disturbance, especially a random and persistent disturbance, that obscures or reduces the clarity of a signal.【物理学】 干扰噪声：一种干扰，尤指一处任意的和持续的干扰，使信号变模糊或减少美国传统〔onset〕The development of pubic hair signals the onset of puberty.长出阴毛标志着青春期的开始。牛津搭配〔pass〕The signal passes through a device called a router.信号通过一个叫做路由器的装置发送出去。麦克米伦高阶〔pause〕My signal will be three knocks, a pause, then two more.我的暗号是敲三下后停一停,然后再敲两下。英汉大词典〔pennant〕Nautical A long, tapering, usually triangular flag, used on ships for signaling or identification.【航海】 三角旗，尖旗：一种用于航海信号或航海辨别的逐渐变细且通常为三角形的长旗美国传统〔pick up on〕I'd failed to pick up on all the little signals which seem so clear to me now.我当时没有注意到那些不起眼的迹象, 现在看来很明显。外研社新世纪〔pick up〕The crew of Philante picked up a distress signal from the yacht Sans Peur III.“菲蓝特”的船员接收到了“无畏者三号”游艇发出的遇险信号。柯林斯高阶〔pick up〕The crew picked up a distress signal from another fishing boat.船员接收到了从另一艘渔船发来的呼救信号。外研社新世纪〔pipe〕Nautical To signal the crew with a boatswain's pipe.【航海】 吹长哨：用水手长的长口哨向水手示意美国传统〔playmaker〕A player, especially a guard in basketball, who calls the signals for and initiates offensive plays.组织进攻的队员：发出进攻信号和发动进攻的队员，尤指篮球比赛中的后卫美国传统〔populace〕It was a signal to the populace that the Allies were already well on their way to liberating France.这对民众来说是一个信号, 说明同盟国已经顺利地走在解放法国的道路上。外研社新世纪〔positive feedback〕Feedback that results in amplification or growth of the output signal.正回馈：会使输出信号增大或扩大的回馈美国传统〔posit〕Callahan posits that chemical elements radiate electromagnetic signals.卡拉汉假定化学元素放射电磁信号。外研社新世纪〔powerful〕The picture quality is bad because the TV signal isn't powerful enough.图像效果不好，因为电视信号不强。剑桥高阶〔quarterback〕The backfield player whose position is behind the line of scrimmage and who usually calls the signals for the plays.四分卫：后场运动员，位置在开球线后面，通常为比赛发号指令美国传统〔radio〕A complex of equipment capable of transmitting and receiving radio signals.无线收发装置：能够传送和接收无线电信号的一套设备美国传统〔ran〕The train ran past the signal.火车快速驶过信号灯。21世纪英汉〔recall〕A signal, such as a bugle call, used to summon troops back to their posts.归队信号：用来将部队召回其职位的信号，如号角声美国传统〔recall〕The recall of ambassador Alan Green was a public signal of America's concern.召回艾伦·格林大使是美国关注此事的一个公开信号。柯林斯高阶〔receive〕Electronics To convert incoming electromagnetic waves into visible or audible signals.【电子学】 接收：把收到的电磁波转化为可见或可听信号美国传统〔retreat〕The President's remarks signal that there will be no retreat from his position.总统的话表明他决不会放弃自己的立场。外研社新世纪〔retreat〕The President's remarks appear to signal that there will be no retreat from his position.总统的言辞似乎在暗示他不会主动辞职。柯林斯高阶〔satellite link〕The signals are sent by satellite link.这些信号通过卫星链路传送。外研社新世纪〔satellite〕The signals are sent by satellite link.信号通过人造卫星链路发出。柯林斯高阶〔scrambler〕An electronic device that scrambles telecommunication signals to make them unintelligible to anyone without a special receiver.扰频器：一种电子设备，用于扰乱无线电信号的频率使在无特殊仪器的情况下无法接收美国传统〔semaphore〕A visual signaling apparatus with flags, lights, or mechanically moving arms, as one used on a railroad.臂板信号机：一种有旗、灯或机械可动手臂的可视信号机，如用于铁路上的美国传统〔send a signal (to sb) that〕This pay deal sends a clear signal that we value our employees.这项工资协议传达了一个明确的信息：我们重视员工的价值。剑桥高阶〔send sth out〕The equipment sent out a regular high-pitched signal.这个设备发出有规律的高音信号。剑桥高阶〔shoot〕He shot three sets of traffic lights (= went past them when they gave the signal to stop) before the police caught him.他被警察逮住前已连闯了3个红灯。剑桥高阶〔signal〕Signal before you pull out.驶离路边时先要打灯示意。朗文当代〔signal〕Signals are made by day with flags and by night with lights.信号在白天用旗,在夜晚用灯发送。英汉大词典〔signal〕A fall in demand does not necessarily signal the death of the industry.需求的减少并不一定意味着该行业走向穷途末路。牛津搭配〔signal〕A light signal can travel well over 16 km before it halves in intensity.光信号传播 16 公里以上强度才会减半。牛津搭配〔signal〕A strong buy signal was issued to traders.交易员收到了强烈的买入信号。牛津搭配〔signal〕At a prearranged signal the lights went out.预定的信号一发出，灯就全灭了。朗文当代〔signal〕Chest pains can be a warning signal of heart problems.胸部疼痛可能是心脏病的警告信号。牛津高阶〔signal〕Did he signal before he made the left turn? 他左转之前开转向灯了吗？韦氏高阶〔signal〕Did you signal before you turned right? 右转弯前你示意了吗？牛津高阶〔signal〕Flashing lights on a parked car usually signal a warning (to other drivers).停着的车辆上闪烁的车灯通常是警告（其他驾车者）的信号。剑桥高阶〔signal〕He likes her but he is sending the wrong signals with his constant teasing.他喜欢她，可是他不断的戏弄给了她错误的信号。韦氏高阶〔signal〕He raised his hand to signal for the waiter.他举起手向侍者示意。牛津搭配〔signal〕He waited for the signal to speak.他等着发言的信号。外研社新世纪〔signal〕His final round was a signal triumph in a career marked by many sweet moments.最后一场比赛的胜利在他充满欣喜的职业生涯中具有非凡的意义。柯林斯高阶〔signal〕Kurdish leaders saw the visit as an important signal of support.库尔德领导人将这次访问视作一种表示支持的重要信号。柯林斯高阶〔signal〕The signal is scrambled into code before it is sent.发送信号之前要先扰码，把它变成密码。牛津搭配〔signal〕The signal was at green.当时是绿灯亮着。麦克米伦高阶〔signal〕The Prime Minister's speech today signals that there will be a shake-up in the cabinet.首相今天的讲话表明内阁将进行改组。朗文当代〔signal〕The brain interprets the signals from the retina as light.大脑把来自视网膜的信号解读为光。牛津搭配〔signal〕The changing colour of the leaves on the trees is a signal that it will soon be autumn.树叶颜色的改变表明秋天即将来临。剑桥高阶〔signal〕The copper wire carries the electrical signals.铜丝可以传递电讯信号。麦克米伦高阶〔signal〕The digital signal travels down wires to the server.数字信号沿着线路传到服务器。牛津搭配〔signal〕The display flashed a red warning signal .显示器闪了一下红色的警示信号。朗文当代〔signal〕The judge signaled to a police officer and the man was led away.法官向一位警察示意，于是那个人就被带走了。朗文当代〔signal〕The opinion poll is a clear signal of people's dissatisfaction with the government.此次民意调查清楚地表明了民众对政府的不满。朗文当代〔signal〕The outcome of that meeting could signal whether there truly exists a political will to begin negotiating.那次会议的结果会表明是否真正存在想要开始谈判的政治意愿。柯林斯高阶〔signal〕The police officer gave us the signal to stop.警察示意我们停下。剑桥高阶〔signal〕The rise in inflation is a clear signal that the government's policies are not working.通货膨胀率的上升清楚地表明，政府的政策不起作用。牛津高阶〔signal〕These changes clearly signal the end of the welfare state as we know it.这些变化清楚地标志着我们熟悉的福利国家的终结。牛津搭配〔signal〕These results are a signal that the child may need special help.这些结果表明这个孩子可能需要特殊的帮助。朗文当代〔signal〕They signaled at me to come over to their table.他们示意我去他们那桌。韦氏高阶〔signal〕They fired three distress signals.他们发射了3次求救信号。柯林斯高阶〔signal〕They had ignored the strong signals of an approaching economic crisis.他们忽视了即将到来的经济危机的强烈征兆。麦克米伦高阶〔signal〕They saw the visit as an important signal of support.他们把这次访问看作是支持他们的重要信号。外研社新世纪〔signal〕This equipment can detect very low-frequency signals.这种设备能够探测甚低频信号。牛津搭配〔signal〕To make a signal or signals.发信号：发一个信号或多个信号美国传统〔signal〕U.S. economic indicators signal the dollar should be lower than current rates.美国的经济指标表明美元应低于目前的汇率。英汉大词典〔signal〕We signaled for help.我们发出了求救信号。韦氏高阶〔signal〕We waited for them to give us the signal to move.我们等着他们给我们发出前进的信号。麦克米伦高阶〔signal〕When I give the signal, run! 我一发信号，你就跑！牛津搭配〔signal〕When she got up from the table, it was obviously the signal for us to leave.她从桌边站起来，这显然是要我们离开。朗文当代〔signal〕When she told him she was leaving, Bill wasn't surprised – he had read the signals.明白意思麦克米伦高阶〔signal〕You mustn't fire without my signal.没我的信号不许开枪。柯林斯高阶〔smoke signal〕The chancellor was sending out smoke signals about the new budget proposal.财政大臣正在就新的预算提案大放烟幕。剑桥高阶〔smoke signal〕The smoke signals from the central bank suggest further cuts are coming.来自中央银行的信号表明，马上会有进一步的降息举动。柯林斯高阶〔sonobuoy〕A buoy equipped with an acoustic receiver and a radio transmitter that emits radio signals when it detects underwater sounds.声纳浮标：一种浮标，上面装配有原声接受器以及在探测水底声音时能发射出电波信号的电波发射机美国传统〔sounding〕There were 15 minutes between the first air raid alert and the sounding of the all-clear signal.第一次空袭警报和空袭警报解除信号之间间隔了 15 分钟。柯林斯高阶〔sound〕Leaving him out of the team may sound the death knell for our chances of winning(= signal the end of our chances).不让他参加比赛，也许就意味着我们全无获胜的可能了。牛津高阶〔strength〕This device measures the strength of radio signals.这个设备可以测量无线电信号的强度。韦氏高阶〔teletypewriter〕An electromechanical typewriter that either transmits or receives messages coded in electrical signals carried by telegraph or telephone wires.电传打字机：发送或接收通过电报或电话线传送的已编码成电信号信息的机电打字机美国传统〔terror〕The bomb attack on the capital could signal the start of a pre-election terror campaign.对首都的炸弹袭击可能标志着选举前的恐怖活动开始了。柯林斯高阶〔thinly〕A thin cable carries the signal to a computer.一根细电缆将信号传送给一台计算机。柯林斯高阶〔timer〕A timepiece, especially one used for measuring and signaling the end of time intervals, as on a stove.定时器：一种计时器，尤指控制时间间隔并指示间隔结束的那种计时器，如炉子上的计时器美国传统〔tinkle〕To signal or call by tinkling.通过发出铃铛声发信号或呼叫美国传统〔transmission〕The sending of a signal, picture, or other information from a transmitter.播送：从一发射机发送信号、图像或其它信息美国传统〔transmitter-receiver〕An electronic device that both transmits and receives communications signals.发报机：一种即可发射又可以接收通迅信号的电子装置美国传统〔transmit〕To send out a signal.发出信号美国传统〔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 so as not to receive a particular signal.【电子学】 调出：调整接收器以不接收特定的信号美国传统〔tune〕To adjust (a circuit) so as to make it resonant with a given input signal.调整（电路）：调谐（电路）以使其与输入的信号共振美国传统〔uncover〕Everyone uncovered when the signal sounded.信号响时,人人脱帽致敬。英汉大词典〔video display〕A device that accepts video signals from a computer and provides information in a visual form.录放机：从计算机中接收电视信号并以视觉影像呈现讯息的设备美国传统〔wait〕We waited for a signal.我们等候信号。牛津同义词〔warning〕She ignored the warning signals.她没有理会那些预警信号。外研社新世纪〔wave trap〕An electronic filtering device designed to exclude unwanted signals or interference from a receiver.滤波器：电子过滤装置，设计用来排除接收器中不想要的信号或干扰美国传统〔wigwag〕To signal by waving an upraised arm, a flag, or a light, especially in accordance with a code.打旗语，用灯光发信号：通过摇动举起的手臂、旗子或灯来示意，尤指按符号示意美国传统A red lamp is used as a danger signal. 红灯用作危险信号。译典通An accurate fix of the ship / aircraft can be obtained by detecting the signal it emits.船只和飞机的方位可以通过其发出的信号来确定。剑桥国际He gave / sounded / heard the all-clear (=the signal that the danger was past).他给出/发出/听到了危险解除的信号。剑桥国际If the government refuses to provide aid, it would send/give out (all) the wrong signals ( = give an undesirable message about the government) to the rest of the world.如果政府拒绝提供帮助的话,就会让所有其它国家产生对它的误解。剑桥国际Radio signals are used for navigating both ships and aircraft.无线电信号用于船舶和飞机的导航。剑桥国际The signal from the homing device was getting fainter as the car drove further away.随着汽车驶远，导引装置发出的信号变得越来越弱。剑桥国际The equipment generates a signal.这设备发出了个信号。剑桥国际The police officer gave us a signal to stop.警官给我们一个停止的信号。剑桥国际The policeman reprimanded the driver for turning without a signal. 警察训斥司机不打信号就拐弯。译典通The teacher signaled for quiet. 教师示意大家安静。译典通The television signal is attenuated because of the high hills around the receiver.由于周围有高山，电视机接收到的电视信号减弱了。剑桥国际These bombs have a guidance system which can pick up signals from targets on the ground.这些炸弹有一个引导系统可以从地面的目标获得信号。剑桥国际They're under starter's orders (= ready for the signal to begin the race).他们等待着发令员的信号。剑桥国际This year has seen one signal triumph for them in the election. 今年是他们在选举中取得重大胜利的一年。译典通When she gave (them) the signal, they all cheered.当她发出信号，他们都欢呼起来。剑桥国际 |
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