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annunciator的英文翻譯是什麼意思，詞典釋義與在線翻譯：
英英釋義
Noun:
-
an indicator that announces which electrical circuit has been active (as on a telephone switchboard)
annunciator的用法和樣例：
辭彙搭配
- annunciator board 示號器板
- annunciator system 示號器系統
- needle annunciator 指針示號器
- annunciator clock 信號鍾
- annunciator relay 信號繼電器
- annunciator bell 信號鈴
- annunciator panel 信號控制盤
- alarm annunciator 警報信號器
- annunciator jack 示號器塞孔
- annunciator disk 圓盤號碼同
- electronic annunciator 電子信號機
- annunciator drop 號牌
- annunciator alarm 警報信號器
- drop annunciator 吊牌通報器,色盤降落...
