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  1. 区块链的基本组成中包含交易、区块和链三部分,若干交易信息被打包形成区块,区块间按发生顺序串联、延长成区块链;
  2. 区块链是一个去中心化的数据库(系统);
  3. 区块链采用共识机制来对新增数据达成共识;
  4. 区块链采用密码学的方法来保证已有数据不可能被篡改。

 

  1. The basic composition of the blockchain consists of three parts: transaction, block and chain. Several transaction information is packaged into blocks, and the blocks are connected in series in the order of occurrence and extended into blockchains.
  2. The blockchain is a decentralized database (system);
  3. The blockchain uses a consensus system to reach consensus on new data;
  4. The blockchain uses cryptographic methods to ensure that existing data cannot be tampered with.
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