常見例句權(quán)威例句Mwana Nanga Mawampanga, the finance minister, was apparently sympathetic and so, according to Mr Boulle, was the minister of mines.ECONOMIST: Mining in CongoOne of the first was Jean Ramon Boulle, Canadian head of American Mineral Fields and a former De Beers employee.ECONOMIST: ZaireBecause its sister company, De Beers—for which Mr Boulle used to work—runs the international diamond cartel, it has fallen foul of America's antitrust laws.ECONOMIST: Mining in Congo 返回 boulle