A block on a blockchain is really a file that contains a block header, transaction counter, and the transactions recorded within the block. The transaction counter lists what number of transactions are in the block, though the block header is built up of a number of aspects: 以太币是以太坊的原生货币。要使用以太坊应用，你需要在钱包中预留一些以太币。 When there https://cristianrvzab.tdlwiki.com/841798/demand_for_eth_for_dummies