cash in all denominations. He is not collecting money; he uses these currencies all the time. That's because Chen is traveling the world, searching for fishing grounds and resolving problems for Taiwan's fishing boats.
陳述不是在蒐集錢幣，這些錢都是他常使用的，因為他的工作就是到全世界各地找漁場、為漁船排解疑難雜症。