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grahamite是什么意思


词条grahamite读音['greɪəmaɪt] ['greɪəmaɪt]
词性名词;
基本解释
n.[矿]脆沥青
例子
1、Grahamite was first discovered in West Virginia in the 19th century.

2、The grahamite deposits in this region are known for their high quality.
扩展释义
格林岩,一种硅酸盐岩石,主要由石英和长石组成;
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