A blockchain can be a dispersed general public ledger ??or on-line electronic database ??that contains a document of the many transactions with a platform. ?�러???�유�? 로그?? ?�출 ?�세??관�??�는 ?�티 ?�싱 ?�구???�???�중 ?�는 ?�중 ?�소 ?�증???�함?�여 교환???�는 ??지�??�공?��? ?�공?�는 모든 보안 ?�구�??�전???�용?�는 것이 중요?�니?? 만약 비트코인 결제가 ?�못???�호?�폐 지갑으�?보내�?경우... https://binance89130.blogscribble.com/30373955/a-secret-weapon-for-bitcoin