4.While bootlegging is a problem in some parts of the world, substantial price differences between countries are relatively uncommon.
贩私只是世界上某些地区存在的问题,国家之间的实质商品价格存在差异并不常见。
5.Although this time round, the dubious profits have been made from real-life finance, not fictitious bootlegging.
虽然这一次,这可疑的利润是通过现实中的金融活动赚来的,而非小说中的欺诈活动。