多拉纳萨依原生金矿床，属于非石英脉型。
Doranasai primary gold deposit is not a kind of quartz vein type deposits.
我在马萨依族人中生活了多年，但没能学会他们的语言。
I lived among the Masai people for many years, but I failed to learn their language.
据萨依说，这个科学所教导的是，财富或交换价值是怎样生产、分配和消费的。
It is (says J. B. say) that science which teaches how riches, or exchangeable values, are produced, distributed, and consumed.
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