名词
中文翻译：Unknown
同义词：
['fire alarm', 'fire detector', 'fire extinguisher']
例句：
-
1. The fireflapper is an important safety device in a fire emergency.
在火灾紧急情况下，消防栓是一个重要的安全设备。
-
2.The fire alarm system was triggered by the sudden sound of the fire flapper.
由于消防栓发出的声音突然响起，触发了火灾报警系统。
-
3.The fire extinguisher was used to put out the small fire that started in the kitchen.
灭火器被用来扑灭厨房里发生的小火。