（每日一词）graphite

graphite

noun 石墨

UK /ˈɡræf.aɪt/

US /ˈɡræf.aɪt/

meaning:

a soft, dark grey form of carbon, used in the middle of pencils, as a lubricant in machines, and in some nuclear reactors

词汇助记：联想法

1）词根：graph- 写（photograph 照片)

2）后缀：-ite 形容词或者名词后缀（appetite 食欲）

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