加密货币cryptocurrency

· Bitcoin is the world's best-known cryptocurrency

· ..比特币是全球知名度最高的加密货币。

· Bitcoin is different from national currencies, which are supported by governments and central banks.  比特币与各国政府或央行支持的国家货币不同。

· Bitcoin is stored as a line of computer code. It is not printed on paper or something you can hold like a coin.它被储存为一行计算机代码，而不是纸钞或硬币等可持有的货币。