The rooms were all fitted with smoke alarms.

所有的房间都安装了烟雾报警器。

《牛津词典》

We have fully functional smoke alarms on all staircases.

我们在所有楼梯上都装有运转完全正常的烟雾报警器。

《柯林斯英汉双解大词典》

Double check your smoke alarms.

检查两遍你家里的烟雾报警器。

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Meanwhile, North Wales Fire and Rescue Service has said there were no smoke alarms at the property.

BBC: Alarm warning after mother and son die in Babell fire

In those areas they will carry out home safety checks, advise people on fire safety and fit smoke alarms.

BBC: Can big data help fight fires and save lives?

It is not yet known if the property was fitted with smoke alarms.

BBC: Woman dies in west Belfast house blaze