名词
中文翻译：灭火器
同义词：
['fire extinguisher', 'fire suppression appliance']
例句：
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1. Thefire-extinguishing appliance was used to put out the fire.
灭火器被用来扑灭火灾。
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2. The school had a fire-extinguishing appliance on hand in case of emergencies.
学校备有灭火器，以应对紧急情况。
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3. The fire-extinguishing appliance is essential for safety in any building.
任何建筑物中，灭火器都是安全所必需的。