Graphite



GRE Barron TOEFL

解释

GRE 红宝书

• n.石墨
• ［英］ n.石墨 ( black form of carbon used in lead pencils)

Webster Collegiate

noun

• Etymology: German Graphit, from Greek graphein to write
• Date: 1796
• 1. a soft black lustrous form of carbon that conducts electricity and is used in lead pencils and electrolytic anodes, as a lubricant, and as a moderator in nuclear reactors
• 2. a composite material in which carbon fibers are the reinforcing material
• ? graphitic adjective

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