Трамп высказался о непростом решении по Ирану09:14
Раскрыты подробности о договорных матчах в российском футболе18:01
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As with crypto-currency, records of who owns what are stored on a ledger that is maintained by thousands of computers around the world. These records can’t be forged because the whole system operates on an open-source network.。91视频对此有专业解读
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