Each indoor fire alarm push-buttons shall be equipped with a break-glass push-button and an alarm bell.

每个室内火警按钮都应有一个？？按钮和一个警铃。

bbs.chinadaily.com.cn

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

We were also surprised to hear one piece of percussion: an old fire-alarm bell.

NPR: Calexico Rings Alarm Bell On 'Carried To Dust'

The red Fire Warning light is bad news when it lights up, but you can silence the alarm bell by pressing it.

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