剑桥词典a digital currency produced by a public network , rather than any government , that uses cryptography to make sure payments are sent and received safely （公共网络的，而非政府发行的）加密电子货币（使用加密法确保付款安全支付及收取） cryptocurrencies such as bitcoin 诸如比特币一类的加密电子货币 返回 cryptocurrency