signals

英 [ˈsɪɡnəlz] 美 [ˈsɪɡnəlz]

n.  信号; 暗号; 标志; 预示; (尤指铁路和公路上的)指示灯，信号灯，红绿灯
v.  发信号; 发暗号; 示意; 标志; 表明; 预示; 表达; 表示; 显示
signal的第三人称单数和复数

柯林斯词典

    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.
    1. They fired three distress signals...
      他们发射了3次求救信号。
    2. 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。
    3. 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.
    1. The United manager was to be seen frantically signalling to McClair...
      一会儿可以看到曼联主教练拼命地朝麦克莱尔示意。
    2. He stood up, signalling to the officer that he had finished with his client...
      他站起身，向警察示意他和他的当事人已经谈完了。
    3. She signalled a passing taxi and ordered him to take her to the rue Marengo.
      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.
    1. 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。
    2. The first warning signals came in March...
      第一次警示出现在3月份。
    3. 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.
    1. She will be signalling massive changes in energy policy...
      她将暗示能源政策会有重大变化。
    2. Britain was signalling its readiness to have the embargo lifted...
      英国表示愿意取消贸易禁令。
    3. 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。
  5. (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.
    1. 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.
      1. ...high-frequency radio signals.
        高频无线电信号
    2. ADJ 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.
      1. 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。
      2. ...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
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    双语例句

    1. 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。
    2. Radio signals received from the galaxy's centre back up the black hole theory
      从该星系中心收到的无线电信号证实了黑洞理论。
    3. It will need different microchips to reconvert the digital code back into normal TV signals.
      把数字信号重新转换回通常的电视信号需要另外的微芯片。
    4. About 60,000 subscribers have special adapters to receive and decode the signals.
      大约6万用户拥有特殊的适配器来接收和转换信号。
    5. The first warning signals came in March when the company defaulted on its initial payment of £ 30 million.
      第一次出现警示信号是在3月份，当时该公司未能按时交纳3,000万英镑的首期付款。
    6. I feel this signals the degradation of American culture.
      我觉得这标志了美国文化的没落。
    7. 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。
    8. The camera has a built-in failsafe device which prevents it from working if the right signals aren't received.
      照相机有内置自动防故障装置，该装置确保相机在未接到正确信号时不会启动。
    9. Mothers may also misread signals and think the baby is crying because he is hungry.
      母亲们也可能误以为宝宝哭是因为肚子饿了。
    10. We overlook all sorts of warning signals about our own health.
      我们忽视有关自身健康的种种预警信号。
    11. Callahan posits that chemical elements radiate electromagnetic signals.
      卡拉汉假定化学元素放射电磁信号。
    12. This signals a rapid change of mind by the government.
      这标志着政府思想的急剧转变。
    13. The signals are sent by satellite link
      信号通过人造卫星链路发出。
    14. The crew did not send out any distress signals
      机组人员没有发出任何求救信号。
    15. The first warning signals came in March
      第一次警示出现在3月份。
    16. 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。
    17. 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。
    18. She ignored the warning signals
      她忽视了一些预警信号。
    19. Signals are made with flags or lamps.
      信号是用旗或灯发出的。
    20. The microphone converts acoustic waves to electrical signals for transmission.
      麦克风将声波转换成电信号来传输。
    21. We've located the source of the signals, sir.
      先生，我们已找到发出信号的地方了。
    22. Generally, cancers do not have danger signals and, therefore, they cannot elicit strong immune reactions.
      一般说来，癌瘤不具有危险信号因此它们不会引发强烈的免疫反应。
    23. Much as bats do, robots send out ultrasonic signals.
      机器人就像蝙蝠那样地发出超声波讯号。
    24. At first the signals were loud and clear, but after a few weeks, they became quieter and hard to understand.
      起先信号又响又清晰，但是几周以后，声音变轻了而且不那么容易听清了。
    25. The planes are fitted with a device that absorbs enemy radar signals.
      飞机上安装了一个吸收敌方雷达信号的装置。
    26. It is, however, possible to use some suitable object in space-perhaps the moon or a large, balloon-like satellite-for the purpose of reflecting signals.
      但是，有可能使用空间中的某一个适当的物体，例如月亮、或者气球一样的人造卫星来反射无线电信号。
    27. I guess I must be going now. My stomach's sending signals.
      我想我得走了。我的胃已经发出信号了。
    28. Stimulates and maintains nerve signals and muscle contractions.
      促进和维持神经和肌肉收缩的。
    29. Currents thus leak away, and signals are degraded.
      这就发生了电流泄漏，从而降低了信号强度。
    30. Obey traffic signs and signals.
      遵守交通标志和信号。
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