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- Communication of audible signals encoded in electromagnetic waves. 无线通讯以电磁波密码进行的可听信号的联络
- A visual or audible signaling device, operated by relays, which indicates conditions of associated circuits. 用继电器操作的一种可视信号或音响信号装置,用以指示有关电路的情况。
- A visual or audible signaling device,operated by relays,which indicates conditions of associated circuits. 用继电器操作的一种可视信号或音响信号装置，用以指示有关电路的情况。
- A method of requesting specific types of data input from a terminal user by visual messages and, sometimes, audible signals. 用屏幕显示电文，有时还用音响信号请求终端用户输入规定类型数据的一种方法。
- A red light is usually a signal of danger. 红灯通常是危险的信号。
- A usually audible discharge of intestinal gas. 屁从肠内排出的(通常有声音的)气体
- An audible and/or visible signal used to signify the existence of some error or abnormal condition in the system. 由音响或显示设备发出的信号，用以表示系统出现了错误或异常情况。
- I stood watching for the signal to change to green. 我站着等待交通信号转为绿灯。
- Let's set the clock by the radio time signal. 咱们照着收音机的报时信号把钟对一对。
- Communication of audible signals encoded in electromagnetic waves 无线通讯以电磁波密码进行的可听信号的联络
- A red lamp is often a danger signal. 红灯常常是危险的信号。
- A reflected signal on a communication channel. 一种在通信信道上反射回来的信号。
- The rise in prices was a signal for rebellion. 物价上涨引起了叛乱。
- A channel over which pilot signal is transmitted. 可在其上传输导频信号的一种信道。
- Her voice was scarcely audible above the noise of the wind. 在风中她的声音几乎听不见。
- to convert incoming electromagnetic waves into visible or audible signals 把收到的电磁波转化为可见或可听信号
- The signal was picked up by a downrange radar station. 该信号被试验飞行方向之内的雷达站收到了。
- The driver is winking his lights to signal a turn. 驾驶员打着一闪一闪的灯光信号表示要转弯。
- Everyone uncovered when the signal sounded. 信号响时，人人脱帽致敬。
- The train must stop when the signal's red. 信号机是红色时,火车必须停驶。
