名词
中文翻译：炭质石髓
同义词：
['carbonaceous', 'carboniferous']
例句：
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1.The chalcotrichite is a rare mineral that has been found in the deep sea.
炭质石髓是一种稀有矿物，已在深海中发现。
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2. The chalcotrichite was used as an important building material in ancient times.
炭质石髓在古代被用作重要的建筑材料。
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3. The chalcotrichite is highly valued for its unique properties and applications in various fields.
炭质石髓因其独特的性质和在各个领域的应用而备受珍视。