名词
中文翻译：重烧的镁石
同义词：
['heavy burnt magnesia']
例句：
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1.The heavy-burned magnesia is a valuable mineral resource.
重烧的镁石是一种宝贵的矿物资源。
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2. The ancient ruins of the city are still visible in the heaver-burned magnesia.
古城遗址在重烧的镁石中仍然可见。
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3. The heavy-burned magnesia was used as a building material in ancient times.
古代，重烧的镁石被用作建筑材料。