英:/'əˈnʌnsieɪtər/ 美:/'əˈnʌnsieɪtər/
n. 信号器；通告者；电铃指示装置
Also Relay Active annunciator.
还继电器主动报警。
Also Relay 1 Active annunciator.
还主动报警继电器1。
Fire detection and alarm system annunciator unit.
火灾探测和警报系统通知器单位。
Mosqyito trap, garden products, door bell, annunciator.
灭蚊器、花园用品、门铃、防盗器。
Annunciator is used by the rows of seeding convenient for stalling.
多行播种共用一个报警器，便于安装。
annunciator 是一个名词，主要含义和用法如下：
如需进一步了解具体领域（如航空仪表）的详细功能，可参考相关专业资料。
An annunciator is a device used to alert people to a specific event or situation. It can be a visual or audio signal or a combination of both. The word annunciator is often used in the context of alarm systems or safety devices.
The annunciator is commonly used in buildings, factories, and transportation systems to signal emergency situations such as a fire, gas leak, or power outage. It is also used in machinery and equipment to indicate operating status or faults.
An annunciator is a type of warning system that can be triggered by a variety of sensors, switches, or other devices. It is designed to quickly and clearly communicate the nature of the event to people in the vicinity. Annunciators can be ****** or complex, depending on the application and the level of detail required.
There are several synonyms for annunciator, including alarm, alert, signal, and indicator. While these words share a similar meaning, annunciator specifically refers to a warning device that provides information about a specific event or situation.
There are no direct antonyms for annunciator as it is a specific type of device used for warning or information purposes. However, one could argue that silence or absence of an annunciator could be considered an antonym in certain situations.
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