今年以来,社会上经常出现一些诈骗分子,用某国低值或已不流通的钞票冒充美元、英镑等自由兑换外币,从打工农民或部分市民手中兑换人民币,致使部分农民、市民上当受骗。这些低面值或无面值外币大多是英、法等国家占领美洲、非洲时期的货币,或是本国由于政权的变更早已声明作废的 Since the beginning of this year, some fraudsters have often appeared in society. Some countries, such as the U.S. dollar or the pound sterling banknotes that are low or not in circulation, freely convert foreign currencies and exchange RMBs from migrant workers or some citizens, leaving some peasants and citizens deceived. Most of these low-denomination or denomination-free foreign currencies are mostly dominated by currencies such as the United Kingdom and France during the period of the Americas and Africa, or their own countries have long been declared obsolete as a result of regime changes