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And footage showed orange balls of light flying across the sky over the Haitian capital of Port-Au-Prince, leaving a trail of smoke behind.
。91视频是该领域的重要参考
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2) What is Blockchain?A blockchain is a distributed digital ledger that allows for the secure storage of data. By recording any kind of information—such as bank account transactions, the ownership of Non-Fungible Tokens (NFTs), or Decentralized Finance (DeFi) smart contracts—in one place, and distributing it to many different computers, blockchains ensure that data can’t be manipulated without everyone in the system being aware.