Most are also equipped with automatic fire alarm systems.(大多數(shù)還配備了火災自動報警系統(tǒng)。)

The necessity of installing the residual current fire alarm system was analyzed.(分析了設置剩余電流火災報警系統(tǒng)的必要性。)

We are all exhausted and collapse into our dorms - but are woken suddenly by a fire alarm.(我們都累壞了，癱倒在自己的房間里，但突然被火災警報驚醒了。)

When the fire alarm rang we assembled outside the emergency exit.(當火警信號響起時，我們都聚集到緊急出口外。)

A: Is the fire alarm working?(A：這個火警警報器好用嗎？)

We lit out of the library when the fire alarm sounded.(火警聲響了以后我們立即離開了圖書館。)

Who set off the fire alarm?(誰拉響了火警報警器？)

Then the fire alarm went off. I just grabbed my clothes and ran out.(之后火警響了，我只抓起衣服就跑了出去。)

The smoke sets off the fire alarm.(煙霧觸發(fā)了火警報警器。)

If you will pardon so commonplace a simile, we have set off the fire alarm and have nothing to do but to wait.(如果你能理解這樣一個濫俗的比喻：我們已經(jīng)拉響了火警警報，接下來能做的只有等待。)