前途: prospects, future outlook, journey...
可贵: to be treasured, praiseworthy...
研究生: graduate student, postgraduate student, research student...
乐园: paradise...
事务: (political, economic etc) affairs, work, transaction (as in a computer database)...
采矿: mining...
男子: a man, a male...
人类: humanity, human race, mankind...
开口: to open one's mouth, to start to talk...
忘: to forget, to overlook, to neglect...