火警的英文：
fire alarm

参考例句：

Fire Phone;Fire Telephone
火警电话

Fire Detecting System
火警探测系统

In case of fire,ring the alarm bell.
遇火警时立即按警铃.

Fire Services Riser :A room containing fire services mains for hydrants, hose reels and fire alarm cabling.
消防控制室:用来存放消防栓,软管及火警线缆等消防装置的房间

Where's the fire alarm?
火警的警铃在哪

"In case of fire , please dial 119"
火警请拔119

The fire-alarm kept jangling ( away )
火警报警器响个不停

Fire Exit Only
仅作火警安全出口

"In Case of Fire, Stay in Vehicle"
如遇火警,请呆在车内。

The fire-alarm is giving warning of fire
报警器正发出火警警报。

fire是什么意思：
n. 火；炉火；火灾；热情；激情；磨难；炮火
v. 点燃；烧制；烘制；激励；充满激情；解雇；着火；开枪

The fire raged.
大火熊熊燃烧。

They fired at the robbers.
他们向强盗开枪。

The house was on fire.
房子起火了！

paid fire brigade= professional fire brigade
支取薪金的消防队

Fires beaconed the darkness.
火光驱散了黑暗。

alarm是什么意思：
n. 警报器；闹钟；惊慌
v. 向...报警；使惊恐

In case of fire, sound alarm.
如遇火警，请拉响警报。

analogue detection and alarm system
模拟量探测器报警系统