信号是表示消息的物理量，如电信号可以通过幅度、频率、相位的变化来表示不同的消息。这种电信号有模拟信号和数字信号两类。信号是运载消息的工具，是消息的载体。那么你知道信号英文怎么说吗?下面来学习一下吧。

信号的英语说法1：

signal

信号的英语说法2：

semaphore

信号的相关短语：

信号量 Semaphore ; Saphore ; Semaphore Objects ; singal

数字信号 digital signal ; Digital ; digit signal ;

信号处理 signal processing ; Image video audio and speech processing ; Signal conditioner ; Multi-scale signal analysis

视频信号 video signal ; Video Output ; CVBS ; Video

GPS信号 GPS signals ; GPS ;

连续信号 continuous signal ; Continuous Time Signal ; discrete signal

误差信号 error signal ;

信号速度 Signal velocity ; signal speed

信号边缘 Signal edge

信号的英语例句：

1. The coded signal is received by satellite dish aerials.

编码信号由碟形卫星天线接收。

2. The crew did not send out any distress signals.

机组人员没有发出任何求救信号。

3. Cecil now began to panic and fired off two distress rockets.

塞西尔此时开始慌张起来，连忙发射了两枚遇险信号火箭。

4. 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。

5. 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。

6. The device is not designed to transmit to satellites.

该设备不是为向卫星发送信号而设计的。

7. The ferry did not even have time to send out an SOS.

渡船甚至连发出紧急呼救信号的时间都没有。

8. 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。

9. 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。

10. The abnormal bleeding is your body's own red flag of danger.

非正常的出血是你的身体发出的危险信号。

11. 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。

12. The transmitters will send a signal automatically to a local base station.

发射台会自动将信号发射到地方基站。

13. They have been accused of deliberately causing interference to transmissions.

他们被指故意干扰信号传输。

14. 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。

15. 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。