什么是“比特币”？
<p> 我们现在网上交易仍然需要通过电子银行来完成支付，不过有人说在不久的将来，或许新兴的比特币就能代替传统货币帮我们完成交易了。那么，到底什么是比特币（<span word="Bitcoin">Bitcoin</span>）呢？我们今天就来科普一下。</p><p> </p><p> <span word="The">The</span> <span word="Bitcoin">Bitcoin</span> <span word="is">is</span> <span word="a">a</span> <span word="form">form</span> <span word="of">of</span> <span word="electronic">electronic</span> <span word="money">money</span> <span word="which">which</span> <span word="has">has</span> <span word="been">been</span> <span word="created">created</span> <span word="specifically">specifically</span> <span word="for">for</span> <span word="use">use</span> <span word="on">on</span> <span word="the">the</span> <span word="Internet">Internet</span>. <span word="The">The</span> <span word="Bitcoin">Bitcoin</span> <span word="doesn">doesn</span>'<span word="t">t</span> <span word="operate">operate</span> <span word="like">like</span> <span word="conventional">conventional</span> <span word="currencies">currencies</span> <span word="in">in</span> <span word="that">that</span> <span word="it">it</span> <span word="isn">isn</span>'<span word="t">t</span> <span word="regulated">regulated</span> <span word="by">by</span> <span word="a">a</span> <span word="central">central</span> <span word="bank">bank</span>, <span word="and">and</span> <span word="relies">relies</span> <span word="entirely">entirely</span> <span word="on">on</span> <span word="web">web</span>-<span word="based">based</span> <span word="networks">networks</span>. <span word="Bitcoins">Bitcoins</span> <span word="are">are</span> '<span word="minted">minted</span>' <span word="by">by</span> <span word="a">a</span> <span word="network">network</span> <span word="of">of</span> <span word="computers">computers</span>, <span word="which">which</span> <span word="run">run</span> <span word="specialized">specialized</span> <span word="software">software</span> <span word="designed">designed</span> <span word="to">to</span> <span word="release">release</span> <span word="new">new</span> <span word="coins">coins</span> <span word="at">at</span> <span word="a">a</span> <span word="fixed">fixed</span> <span word="and">and</span> <span word="steady">steady</span> <span word="pace">pace</span>, <span word="currently">currently</span> <span word="around">around</span> 25 <span word="Bitcoins">Bitcoins</span> <span word="every">every</span> <span word="ten">ten</span> <span word="minutes">minutes</span>. <span word="Bitcoins">Bitcoins</span>, <span word="unlike">unlike</span> <span word="the">the</span> <span word="cash">cash</span> <span word="in">in</span> <span word="your">your</span> <span word="pocket">pocket</span>, <span word="are">are</span> <span word="finite">finite</span>, <span word="and">and</span> <span word="there">there</span> <span word="are">are</span> <span word="currently">currently</span> <span word="around">around</span> 10.8 <span word="million">million</span> <span word="of">of</span> <span word="them">them</span> <span word="floating">floating</span> <span word="around">around</span> <span word="the">the</span> <span word="system">system</span>. <span word="Though">Though</span> <span word="notoriously">notoriously</span> <span word="unstable">unstable</span>, <span word="the">the</span> <span word="average">average</span> <span word="value">value</span> <span word="of">of</span> <span word="one">one</span> <span word="Bitcoin">Bitcoin</span> <span word="currently">currently</span> <span word="stands">stands</span> <span word="at">at</span> <span word="around">around</span> 35 <span word="US">US</span> <span word="dollars">dollars</span>. <span word="Like">Like</span> <span word="many">many</span> <span word="traditional">traditional</span> <span word="currencies">currencies</span>, <span word="Bitcoins">Bitcoins</span> <span word="even">even</span> <span word="have">have</span> <span word="their">their</span> <span word="own">own</span> <span word="symbol">symbol</span> (<span word="compare">compare</span> £, $, €, <span word="etc">etc</span>) <span word="and">and</span> <span word="also">also</span> <span word="a">a</span> <span word="currency">currency</span> <span word="code">code</span>, <span word="BTC">BTC</span> (<span word="compare">compare</span> <span word="GBP">GBP</span>, <span word="USD">USD</span>, <span word="EUR">EUR</span>, <span word="etc">etc</span>).</p><p> 比特币（<span word="Bitcoin">Bitcoin</span>）是电子货币的一种形式，是专为互联网交易使用创造的货币。比特币不像传统货币那样由央行来发行管理，而是完全依托互联网来运行。比特币由一个计算机网络来“印制”，一款特制软件在该网络中运行，以固定稳定的频率发行新币，目前的频率为每十分钟出25个比特币。跟你兜里的现金不一样的是，比特币的数量是有限的，目前整个系统内大约有1080万个比特币。虽说该币种早有价值不稳定的骂名，不过每个比特币目前的平均价值基本保持在35美元左右。而且，跟很多传统货币一样，比特币也有它自己的货币符号（像£, $, €等）和货币代码<span word="BTC">BTC</span>（像<span word="GBP">GBP</span>, <span word="USD">USD</span>, <span word="EUR">EUR</span>等）。</p>
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