名词
中文翻译：石墨
同义词：
['carbon graphite例句：1. The graphite is used in the production of pencils and pens.（石墨用于生产铅笔和钢笔。）']
例句：
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1. The graphite is used in the production of pencils and pens.
石墨用于生产铅笔和钢笔。
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2.Graphite is a very strong and durable material.
石墨是一种非常强韧耐用的材料。
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3. The graphite was extracted from the mineral deposits in the region.
石墨是从该地区的矿床中提取出来的。