signaling
柯林斯词典
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. 信号
They fired three distress signals. 他们发射了3次遇难求救信号。
As soon as it was dark, Mrs. Evans gave the signal. 天一黑，埃文斯夫人就发出了那个信号。
2. V-T/V-I If you signal to someone, you make a gesture or sound in order to send them a particular message. (打手势或发声音) 向…示意; 发信号
Mandy started after him, signalling to Jesse to follow. 曼迪开始追赶他，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. 信号
Kurdish leaders saw the visit as an important signal of support. 库尔德领导人把这次访问看作是表示支持的重要信号。
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. 他似乎在表示美国政府的政策将会有些重大变化。
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. 铁路的信号灯
A signal failure contributed to the crash. 信号灯故障导致了这次撞车事故。
6. N-COUNT 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。
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