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alarm system的英文翻譯是什么意思，詞典釋義與在線翻譯：
英英釋義
Noun:
-
a device that signals the occurrence of some undesirable event
alarm system的用法和樣例：
例句
- We installed an alarm system to forestall break-in.
我們安裝了一套警報系統來預防小偷的闖入。 - Fire detection and alarm system annunciator unit.
火災探測和警報系統通知器單位。 - The smoke activated the fire alarm.
煙霧了觸發了火警報警器。 - When the alarm went off the thieves ran away.
報警器響了，竊賊嚇跑了。
