名词
中文翻译：消防员
同义词：
['firefighter', 'fireman']
例句：
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1. The fire guard was the first to enter the burning building.
消防员是第一个进入燃烧的大楼的人。
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2. He is a fire fighter and has been working for many years.
他是一个消防员，并且已经工作了很多年。
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3. Fire guards are responsible for monitoring the safety of buildings during emergencies.
防火警卫负责在紧急情况下监督建筑物的安全。