名词
中文翻译：永久火焰
同义词：
['eternal flame', 'everlasting flame例句：1. The fire was so intense that it seemed to be a permanenl flame.（那火势太猛烈了，仿佛是永恒的火焰。）']
例句：
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1. The fire was so intense that it seemed to be a permanenl flame.
那火势太猛烈了，仿佛是永恒的火焰。
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2.The legend of the eternal flame has been passed down through generations.
永恒之火的传说代代相传。
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3. The firefighters bravely battled against the permanenl flame.
消防员勇敢地与永恒的火焰作斗争。