The exchange of cryptocurrencies is a clear use case.

交换加密货币是一个明确的用例。

I've also recently taken their cryptocurrencies course which like explains how cryptocurrencies work from the ground up.

我最近还参加了他们的加密货币课程，比如解释加密货币是如何运作的。

Yes, cryptocurrencies are completely independent of financial institutions and other currencies.

是的，加密货币完全独立于金融机构和其它货币。

There are dozens of cryptocurrencies out there.

除此之外还有数十种。

You must have heard about bitcoin and other cryptocurrencies — those are based on the blockchain technology.

你一定听说过比特币和其他加密货币，这就是基于区块链技术的产物。

Digital currencies are also known as cryptocurrencies.

数字货币也被称为加密货币。

Then the people that have been holding those cryptocurrencies for financial crime cash out.

然后那些为了金融犯罪而持有这些加密货币的人就会把钱取出来。

But Bitcoins and other cryptocurrencies are digital currencies.

但比特币和其他加密货币是数字货币。

The risk of cryptocurrencies can seem more acceptable.

加密货币的风险似乎更容易接受。

Not all e-commerce sites allow purchases using cryptocurrencies.

并不是所有的电子商务网站都允许使用加密货币进行购买。

But the downside is cryptocurrencies aren't stable.

但不利的一面是，加密货币并不稳定。

He had recently been promoting cryptocurrencies.

他最近一直在推广加密货币。

Now, Sam, what can you tell us about cryptocurrencies?

萨姆，你能告诉我们关于加密货币的什么东西？

Cryptocurrencies like Bitcoin and Ethereum have been getting a lot of hype lately.

像比特币和以太坊这样的加密货币最近得到了大肆宣传。

Cryptocurrencies are legal in the European Union.

加密货币在欧盟是合法的。

For blockchain, think cryptocurrencies that have grown out of bitcoin.

对于区块链，想想那些从比特币中发展出来的加密货币。

Made possible by Blockchain technology, the most popular cryptocurrencies are virtually mined.

区块链技术使最受欢迎的加密货币成为可能，是借助虚拟技术被挖掘出来的。

And this is different from regular cryptocurrencies, isn't it?

而这与常规加密货币不同，不是吗？

This means that the value of cryptocurrencies are notoriously volatile.

这意味着加密货币的价值反复无常，众所周知。

Cryptocurrencies have also experienced a sell-off recently, partly caused by growing scrutiny from regulators.

加密货币最近也经历了一场抛售，部分原因是监管机构的审查越来越严格。