名词中文翻译
中文翻译：煤墙
同义词：
['coal barrier', 'coal dam']
例句：
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1. The coal wall is a natural barrierthat separates the mine from the outsideworld.
煤墙是一个自然屏障，将矿井与外界隔开。
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2. Thecoal wall was built toprotect the miners from dangerousgases and fumes.
煤墙被建造来保护矿工免受有害气体和烟雾的伤害。
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3. The coal wall is animportant source of energy for many industries.
煤墙是许多行业的重要能源来源。