NOT KNOWN FACTUAL STATEMENTS ABOUT BITCOIN

A blockchain can be a distributed general public ledger ??or on-line digital database ??that contains a record of many of the transactions over a platform.비트코인 채굴???�해 ?�익??�??�도 ?�습?�다 - ?�히 ?�기가 �??�?�한 지??��?�는 ?�히 그렇?�니?? ?�한 ?�익?�의 ?��??� 비트코인??