graphite是什么意思,graphite怎么背,怎么记,graphite的词根词缀巧记速记方法,graphite构词,构成,中文翻译

graphite是什么意思,graphite怎么背,怎么记,graphite的词根词缀巧记速记方法,graphite构词,构成,中文翻译_英语词典

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graphite n.石墨，石墨电极

释义2： graphite
/ 5grAf7aIt /

◙ noun
1. [mass noun] a grey crystalline allotropic form of carbon which occurs as a mineral in some rocks and can be made from coke. It is used as a solid lubricant, in pencils, and as a moderator in nuclear reactors
• 石墨

【派生】

♦ graphitic adjective

【语源】

1. late 18th cent.: coined in German (Graphit), from Greek graphein 'write' (because of its use as pencil ‘lead’)

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