Hello Blockchain/你好啊，区块链

"Is' block 'like connected Lego bricks?Is entering a fingerprint to unlock the phone participating in the 'hash algorithm'?Is' mining 'a special rule for rolling dice?Is the cheating trick of coin operated phones similar to 'double payment'?Is' replay attack 'equivalent to reusing a QR code coupon?The above is not nonsense. Reading this book, you will find that the world of blockchain is light and sexy!This is a blockchain science popularization book that ordinary people can truly understand. The 99 concepts related to blockchain are divided into short chapters, each word providing highly relevant and interesting examples that allow ordinary people to easily decode the mysteries of the blockchain world. There are also 99 original illustrations that greatly enhance readability and fun.¿¿¿¿¿¿¿¿¿¿¿¿¿¿¿¿¿¿¿¿¿¿¿¿¿¿¿¿¿¿¿¿¿¿¿¿¿¿¿¿¿¿¿¿¿¿¿¿¿¿¿¿¿¿¿¿¿¿¿¿¿¿¿¿¿¿¿¿¿¿¿¿¿¿¿¿¿¿¿¿¿¿¿¿¿¿¿¿¿¿¿¿¿......¿¿¿¿¿¿¿¿¿¿¿¿¿¿¿¿¿¿¿¿¿¿¿¿¿¿¿¿¿¿¿¿¿¿¿¿¿¿¿¿¿¿¿¿¿¿¿¿¿¿¿¿¿¿¿¿99¿¿¿¿¿¿¿¿¿¿¿¿¿¿¿¿¿¿¿¿¿¿¿¿¿¿¿¿¿¿¿¿¿¿¿¿¿¿¿¿¿¿¿¿¿¿¿¿¿¿¿¿¿¿¿¿¿¿¿99¿¿¿¿¿¿¿¿¿¿¿¿¿¿¿¿¿¿¿