1. Commemorative Coins：此类金银币在有的国家还细分为纪念币(Commemorative Coins)和收藏币(Numismatic Coins),后者如生肖币、风光币. 金银流通币指用作流通手段的金银币. 几乎每一个国家,特别是文明古国,在其货币材料发展过程中都使用过金、银. 当时币值用金、银重量来确定,
2. commemorative coin：have way on 航行着 | commemorative coin 纪念币 | flexion of surface 曲面的拐度
3. 纪念币的意思
3. Commemorative Currency：Money钱币 | Commemorative Currency纪念币 | Electdcity电压
4. sales of commemorative coins：特许经销 franchise | 纪念币 sales of commemorative coins | 门票 admission ticket