By this time the alarm of fire was so great, and so many engines playing.

但是这时火警的信号传布各处，那么多的水龙在那里营救。

youdao

The fire must meet two basic conditions, combustible materials and oxygen, to raise the alarm of fire alarm system accuracy and reduce error of the alarm. We must understand the ways of fire.

火灾发生必须满足两个基本的条件，可燃物和必须的氧气，要提高火灾报警系统的报警准确率，减少报警误差，我们就必须要了解火灾产生的途径。

youdao

The floors of all campus buildings are equipped with manual fire alarm system.

所有校园建筑的楼层均装有手动火灾报警系统。

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So when the fire alarm bell rang, men near the sound of the fire bell dropped what they were doing and rushed out to fight the fire.

VOA: special.2009.05.17

Seiko wrote there was a similar fire in Kabukicho,Japan in two thousand one: "The building had a fire alarm apparatus but the switch was turned off because of poor maintenance.

VOA: special.2011.03.18

The surprise of a fire alarm at school triggered the cardiac arrest - her body was unable to cope with the flood of adrenaline due to rare undisguised heart condition.

BBC: Leicester wants your Summer Sundae festival stories

The 26-year-old athlete is accused of pulling the fire alarm at 2 a.m. at the Loews Vanderbilt Hotel, requiring the evacuation of the hotel.

FORBES: Connect

He was always quoting something or other and we hated him for it, unless we were in the middle of a fire alarm, in which case we loved him like a brother.

NPR: Excerpt: 'Then We Came to the End'