signaling

柯林斯詞典

signal /?s?ɡn?l/ (signalling,signalled,signals)

• 1. N-COUNT A signal is a gesture, sound, or action which is intended to give a particular message to the person who sees or hears it. 信號

  They fired three distress signals. 他們發(fā)射了3次遇難求救信號。

  As soon as it was dark, Mrs. Evans gave the signal. 天一黑，埃文斯夫人就發(fā)出了那個信號。

• 2. V-T/V-I If you signal to someone, you make a gesture or sound in order to send them a particular message. (打手勢或發(fā)聲音) 向…示意; 發(fā)信號

  Mandy started after him, signalling to Jesse to follow. 曼迪開始追趕他，示意杰西跟上。

  She signalled to Ted that she was moving forward. 她向特德示意她要向前走。

• 3. N-COUNT If an event or action is a signal of something, it suggests that this thing exists or is going to happen. 信號

  Kurdish leaders saw the visit as an important signal of support. 庫爾德領(lǐng)導(dǎo)人把這次訪問看作是表示支持的重要信號。

• 4. V-T If someone or something signals an event, they suggest that the event is happening or likely to happen. 表示

  He seemed to be signalling important shifts in U.S. government policy. 他似乎在表示美國政府的政策將會有些重大變化。

• 5. N-COUNT A signal is a piece of equipment beside a railway, which indicates to train drivers whether they should stop the train or not. 鐵路的信號燈

  A signal failure contributed to the crash. 信號燈故障導(dǎo)致了這次撞車事故。

• 6. N-COUNT A signal is a series of radio waves, light waves, or changes in electrical current which may carry information. (傳輸信息的無線電、光波或電流) 信號

  ...high-frequency radio signals. …高頻無線電信號。

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