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IELTS BNC: 1960 COCA: 2078
signal
sɪgnəl ˈsɪgnəl
Word forms: plural , 3rd person singular present tense signals, present participle signalling, past tense , past participle signalled
in AM, use 美国英语用 signaling, signaled
1 N-COUNT (以手势、声音、行动等发出的)信号,暗号 A signal is a gesture, sound, or action which is intended to give a particular message to the person who sees or hears it. (以手势、声音、行动等发出的)信号,暗号
  • They fired three distress signals.

    他们发射了3次求救信号。

  • As soon as it was dark, Mrs Evans gave the signal.

    天一黑,埃文斯夫人就发出了信号。

  • You mustn't fire without my signal.

    没我的信号不许开枪。

2 VERB (用手势、声音等)发信号,发暗号,示意 If you signal to someone, you make a gesture or sound in order to send them a particular message. (用手势、声音等)发信号,发暗号,示意 [Also VERB]
  • The United manager was to be seen frantically signalling to McClair. [VERB prep./adv.]

    一会儿可以看到曼联主教练拼命地朝麦克莱尔示意。

  • He stood up, signalling to the officer that he had finished with his client. [VERB that]

    他站起身,向警察示意他和他的当事人已经谈完了。

  • She signalled a passing taxi and ordered him to take her to the rue Marengo. [VERB noun]

    她招手打了一辆路过的出租车,让司机载她去马伦戈街。

3 N-COUNT 迹象;信号;预示 If an event or action is a signal of something, it suggests that this thing exists or is going to happen. 迹象;信号;预示
  • Kurdish leaders saw the visit as an important signal of support. [+ of]

    库尔德领导人将这次访问视作一种表示支持的重要信号。

  • The first warning signals came in March.

    第一次警示出现在3月份。

  • The Red Cross said it is withdrawing its staff until they receive clear signals from all sides that their presence is welcomed.

    红十字会称他们正在撤回所属职员,直到各方都明确表示欢迎他们的存在。

4 VERB 预示;表明;显示 If someone or something signals an event, they suggest that the event is happening or likely to happen. 预示;表明;显示
  • She will be signalling massive changes in energy policy. [VERB noun]

    她将暗示能源政策会有重大变化。

  • Britain was signalling its readiness to have the embargo lifted. [VERB noun]

    英国表示愿意取消贸易禁令。

  • The outcome of that meeting could signal whether there truly exists a political will to begin negotiating. [VERB wh]

    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。

5 N-COUNT (铁路上的)指示灯,信号灯 A signal is a piece of equipment beside a railway, which indicates to train drivers whether they should stop the train or not. (铁路上的)指示灯,信号灯
6 N-COUNT (传输信息的无线电、光波或电流)信号 A signal is a series of radio waves, light waves, or changes in electrical current which may carry information. (传输信息的无线电、光波或电流)信号
  • ...high-frequency radio signals.

    高频无线电信号

7 ADJ [ADJ n] 重大的;显要的;非凡的 You use signal to describe a success or failure when you are emphasizing the fact that it has occurred and are indicating that the consequences are significant. 重大的;显要的;非凡的 [emphasis]
  • 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。

  • ...John Major's signal failure to grab America's attention.

    约翰·梅杰显然没有能够引起美国的注意

signally
  • ...a demoralised party which its leader signally failed to reassure.

    该政党士气低落,而其领袖丝毫未能安定人心

Word Partnership
Word PartnershipUse signal with:
VERB.

give a signal 1 3

send a signal 1 3 6

ADJ.

wrong signal 1 3

clear signal, strong signal 1 3 6

important signal 3

Trends of signal
View usage for:All yearsLast 10 yearsLast 50 yearsLast 100 yearsLast 300 years
IELTS BNC: 1960 COCA: 2078
signal

noun¹

1sign/action/sound that sends a message標誌;動作;聲音ADJECTIVE | VERB + SIGNAL | SIGNAL + VERB | PREPOSITION ADJECTIVEclear, unmistakable清晰的/明確無誤的信號agreed, prearranged約好的/事先約定的信號conflicting, confusing, contradictory, mixed相互衝突的信號;讓人迷惑不解的信號;有歧義的信號wrong錯誤信號Laughing when you should be crying sends out the wrong signals to people.應該哭的時候卻笑,就向人們傳達了錯誤的信號。alarm, danger, distress, warning報警/危險/求救/警告信號hand, non-verbal, smoke, visual手勢;非語言信號;煙霧信號;視覺信號turn (NAmE) (汽車上的)轉向指示燈busy (NAmE) (engaged tone in BrE) (電話佔線時的)忙音All I get is a busy signal when I dial his number.我給他撥電話只能聽到佔線的忙音信號。buy, sell (both business商業) 買入/賣出信號A strong buy signal was issued to traders.交易員收到了強烈的買入信號。VERB + SIGNALgive (sb), make, send, send out(給某人)發信號;打信號When I give the signal, run!我一發信號,你就跑!interpret, read解讀信號The brain interprets the signals from the retina as light.大腦把來自視網膜的信號解讀為光。interpret sth as把⋯理解為信號The remark was interpreted as a signal that their government was ready to return to the peace talks.該言論被視作政府準備重回和平談判的信號。pick up, respond to領會信號;對信號作出反應Interviewers quickly learn to pick up non-verbal signals.採訪者很快學會讀懂非語言信號。act as作為信號The insect's yellow spots act as a warning signal to its predators.昆蟲身上的黃點是向其天敵發出的警告信號。SIGNAL + VERBcome from sth信號來自⋯Try to read the signals coming from the patient.要盡量讀懂病人發出的信號。indicate sth信號表示⋯the signals that can indicate danger可能預示危險的信號PREPOSITIONat a signal, on a signal按照信號At a prearranged signal, everyone started cheering.看到預先約好的信號,大家都開始歡呼起來。signal for示意⋯的信號She made a signal for the car to stop.她打了個手勢,讓汽車停下了。signal from, signal to來自⋯的/給⋯的信號Wait for the signal from the leader of your group.等你們組的組長發出信號。
signal

noun²

2set of lights for drivers交通信號燈ADJECTIVE | VERB + SIGNAL | SIGNAL + VERB | SIGNAL + NOUN ADJECTIVErailroad, railway, traffic鐵路信號燈;交通信號燈VERB + SIGNALoperate操作信號燈SIGNAL + VERBbe on red/green, be red/green紅燈亮;綠燈亮The traffic signals were on red.交通信號亮着紅燈。fail信號燈失靈SIGNAL + NOUNbox (BrE) (鐵路上的)信號樓failure (BrE) 信號燈故障
signal

noun³

3series of radio waves, chemical messages, etc.無線電波;化學信息ADJECTIVE | VERB + SIGNAL | SIGNAL + VERB | SIGNAL + NOUN | PREPOSITION ADJECTIVEfaint, weak微弱的信號strong強信號high-frequency, low-frequency高頻/低頻信號input, output輸入/輸出信號acoustic, analogue/analog, audio, chemical, digital, electrical, electronic, GPS, light, radar, radio, satellite, sonar, sound, television, TV, video, wireless聲學信號;模擬信號;音頻信號;化學信號;數字信號;電信號;電子信號;全球定位系統信號;光信號;雷達信號;無線電信號;衞星信號;聲納信號;音頻信號;電視信號;視頻信號;無線信號VERB + SIGNALcarry, pass, relay傳送/傳遞/中繼轉發信號The nerves carry these signals to the brain.神經把這些信號傳給大腦。amplify, boost放大/增強信號convert (sth into), scramble(把⋯)轉換成信號;對信號作擾碼處理The signal is scrambled into code before it is sent.發送信號之前要先擾碼,把它變成密碼。decode, encode解碼信號;把信號編碼emit, generate, produce, send, transmit發射信號;發出信號;發送信號detect, pick up, receive, respond to探測信號;接收信號;對信號作出回應This equipment can detect very low-frequency signals.這種設備能夠探測甚低頻信號。block, jam攔截/干擾信號It is possible to jam GPS signals in battle.在作戰時對全球定位系統的信號進行干擾是可能的。SIGNAL + VERBtravel信號傳播The digital signal travels down wires to the server.數字信號沿着線路傳到服務器。A light signal can travel well over 16 km before it halves in intensity.光信號傳播 16 公里以上強度才會減半。fade信號漸弱SIGNAL + NOUNintensity, strength信號強度PREPOSITIONsignal from來自⋯的信號a faint signal from the satellite衞星發出的微弱信號signal to向⋯發出的信號
signal

verb¹

1move your arms to give a signal打手勢ADVERB | PREPOSITION ADVERBfrantically瘋狂打手勢I saw her signal frantically to us.我看見她瘋了似的朝我們打手勢。PREPOSITIONfor示意⋯He raised his hand to signal for the waiter.他舉起手向侍者示意。to向⋯打手勢She tried to signal to the bus driver to stop.她試圖打手勢讓公共汽車司機停車。
signal

verb²

2show/mark sth表明ADVERB | VERB + SIGNAL ADVERBclearly清楚地標誌These changes clearly signal the end of the welfare state as we know it.這些變化清楚地標誌着我們熟悉的福利國家的終結。effectively (especially BrE) 實際上表明A change of mind effectively signals a change in overall policy.改變主意實際上意味着整個政策有所改變。not necessarily不一定預示A fall in demand does not necessarily signal the death of the industry.需求的減少並不一定意味着該行業走向窮途末路。VERB + SIGNALappear to, seem to似乎/好像預示These events appeared to signal the end of an era.這些事件似乎預示着一個時代的結束。try to試圖表明be intended to, be meant to旨在/意欲表明This address was meant to signal a change in policy.這個講話意欲表明政策將有所改變。
IELTS BNC: 1960 COCA: 2078
signal verb
mean1 (signal a change in policy) nod (Don't fire until I signal.)
signal noun
signal (give sb a signal) sign1 (a clear signal that sth is wrong)
signal

noun

signal ♦︎ sign ♦︎ cueThese are all words for a movement, sound or event that gives sb information or tells sb to do sth. 这些词均表示信号、暗号。PATTERNS AND COLLOCATIONS 句型和搭配a signal / sign / cue for sb / stha signal / sign / cue (for sb) to do stha clear signal / sign / cuea warning signal / signto wait for / miss a / your signal / sign / cueto understand / misunderstand a / sb's signal / signto give sb a signal / sign / cueto make a signal / sign signal [countable] a movement or sound that you make to give sb information, instructions, a warning, etc. 示意的动作(或声音);信号;暗号a danger / distress signal危险/求救信号At an agreed signal they left the room.收到约定的信号后,他们离开了房间。The siren was a signal for everyone to leave the building.警报声就是要所有人都离开大楼的信号。When I give the signal, run!我一发信号,你们就跑! (NAmE) All I get is a busy signal when I dial his number (= his phone is being used).我什么时候拨他的电话,听到的都是忙音。 see also signal nod verb sign [countable] a movement or sound that you make to tell sb sth 示意的动作(或声音);手势He gave a thumbs-up sign.他竖起大拇指表示赞同。She nodded as a sign for us to sit down.她点头示意我们坐下。NOTE 辨析 Signal or sign?A sign is usually a hand movement, and is often fairly fixed and likely to be understood by people in general; signal has a wider range, and may have been invented by individuals in a particular situation. * sign通常指一种手势,而且常常是比较固定的,人们一般都能够理解;signal的范围更广泛些,可能是个人在特定情况下发明出来的sign language (= a system of communicating with people by using hand movements rather than spoken words) 手势语a V-sign (= a sign that you make by holding up your hand and making a V-shape with your first and second fingers) V字形手势We agreed on a signal to mean 'stop'.我们约定了一种表示“停止”的信号。 cue [countable] an action or event that is a signal for sb to do sth 暗示;提示;信号Jon's arrival was a cue for more champagne.乔恩的到来意味着要喝更多的香槟酒。I think that's my cue to explain why I'm here.我想这是要我解释为什么到这里来。 (figurative) 'Where is that boy?' As if on cue, Simon appeared in the doorway (= as if sb had given him a signal).“那男孩在哪里?”这话一出,西蒙像接到了信号一样出现在门口。 (figurative) Investors are taking their cue from the big banks and selling dollars (= taking what other people do as a sign for them to do the same).投资者看到大银行抛售美元,纷纷效法。

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