Each and every grouping of transactions is turned into a block and chained to the prevailing ledger. Once a block is additional it cannot be reversed or altered — which is why individuals explain blockchains as "immutable." 比特币使我们能够互通基本信息，了解我们认为有价值的东西。在没有权威的情况，确定价值就已经很强大了。以太坊则更进一步，不仅可以互通信息，用户还能编写任何常规程序或合... https://timw949ivg8.blogsumer.com/profile