就读于韩国东亚大学国际贸易专业三年级，21岁的金尚英表示，相对而言，韩国学生在选择专业方面更加自由。

In contrast, Korean students enjoy more freedom in choosing a major, according to Kim Son-yong, 21, a junior in international trade at Dong-A University in ROK.

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通常形成于弧后或岛弧环境下的同长英质火山岩有关的块状硫化物中的金含量较高。

The massive sulfides related to felsic volcanic rocks in the back-arc and island arc environments have higher content of gold. According to a vast amount of geo chemical research...

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