Bitcoin is no longer an underground phenomenon.

比特币不再只存在于地下交易了

Buy Bitcoin, $445.

比特币的买入价是445美元

Sellers will sell at $460.

卖出价是460美元

If you're buying less than half a Bitcoin,

如果你买入小于半个比特币

you'll have to go to market price.

就要走市场价

This Bitcoin event is taking place on Wall Street.

这场比特币交易发生在华尔街

45 bid, 463 asked.

四十五个出价 四百六十三个要价

But how does the currency work?

这种货币是如何运作的呢

One of the people best placed to explain is Peter Todd.

回答这个问题的最佳人选是彼得·陶德

He's chief scientist for a number of Bitcoin companies

他是多个比特币公司的首席科学家

including one of the hottest, Dark Wallet.

其中包括最火的公司 暗黑钱包

So, what Bitcoin is, is it's virtual money.

比特币是虚拟钱币

I can give it to you electronically,

我可以以电子的方式给你钱

you can give it to someone else electronically.

你也可以以电子的方式给别人

The key thing to understand about Bitcoin

了解比特币的关键

is that these two people trading here are making a deal

在于在进行交易的两个人

without any bank involvement.

可以不涉及到任何银行

It's a form of electronic cash

这是电子货币的一种形式

and that has massive implications.

而它拥有巨大的影响力

重点解释：

1.no longer 不再

例句：These conditions no longer obtain.

这些条件已不复存在了。

2.less than 少于

例句：The whole house went up in smoke in less than an hour.

整座房子不到一个小时就烧光了。

3.take place 发生

例句：The meeting will take place soon.

会议即将举行。