Somedayinthefuturewe的精選

問題詳情：Somedayinthefuturewemaynotneedtohavemoneyinourpockets.Islifeeasierwhenpeopledon’tneedtocarryanymoneyatall?Ismoneyheavytocarry?Isitsafetocarrymoney?Maybeinthefutureeachofuswillhaveonlyonesmall...