名词
中文翻译：Unknown
同义词：
['assistant', 'aid', 'helper', 'rescuer例句：1. The volunteer firefighters are our relivers in times of need.（在需要的时候，消防志愿者是我们的救援者。）']
例句：
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1. The volunteer firefighters are our relivers in times of need.
在需要的时候，消防志愿者是我们的救援者。
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2. He was a great help to her during the difficult time.
在困难时期，他对她的帮助很大。
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3.The police were the relivers in this case.
警方是这个案件的救援者。