He spotted that local COINS had a face value less than the value of the silver from which they were made. So he bought every coin he could, melted them down and pocketed the difference.

他发现，当地硬币的面值要低于用来铸币的银的价值，于是他尽可能多地买来硬币，再把它们熔掉，赚取中间差额。