A blockchain is often a distributed general public ledger ??or on the internet electronic databases ??that contains a report of every one of the transactions on a System. ?�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?? ???�려�?많�? ?�드?�어 지�?모델?� https://louiswrkbt.dailyhitblog.com/35751603/indicators-on-bitcoin-you-should-know