Somedayinthefuturewe的精选

问题详情：Somedayinthefuturewemaynotneedtohavemoneyinourpockets.Islifeeasierwhenpeopledon’tneedtocarryanymoneyatall?Ismoneyheavytocarry?Isitsafetocarrymoney?Maybeinthefutureeachofuswillhaveonlyonesmall...