So, of course, in normal electronic banking systems,

在普通电子银行系统中

what I would say is, "Please transfer money from my account

我需要做的是 从我的账户中

to someone else's account," but fundamentally,

转账给别人 但实际上

who owns what money is recorded by the bank,

每个账户的余额是由银行

by the intermediary

也就是中间人记录的

What's really interesting about Bitcoin is this virtual money

比特币最有意思的是虚拟资金

is not controlled by a bank, it's not controlled by government.

它不受银行控制 也不受政府控制

It's controlled by an algorithm.

它是由算法来控制的

The algorithm in question is a triumph of mathematics.

在这里 算法代表了数学的胜利

This is a Bitcoin transaction in action.

这是比特币的交易过程

To pay someone in Bitcoin, the transaction must be signed

用比特币付款给某人 交易必须使用

using an cryptographic key which proves the parties agree to it.

交易双方都同意的密匙

An unchangeable electronic record

一个无法改变的电子记录

is then made of this transaction.

就随着交易生成了

This electronic record contains

这条电子记录包含

every transaction ever made on Bitcoin.

比特币的每一笔交易

It's called the block chain

叫做区块链

and it's stored in a distributed form by every user,

它以分布的形式由用户来储存

not by a bank or other authority.

而非银行或其他当局

重点解释：

1.control by 被…控制

例句：Should industry be controlled by the state?

工业应该由国家控制吗？

2.store in 保存于

例句：The data stored in a computer can be protected.

存储在计算机里的数据能被保护起来。

3.made of 由 ... 制成

例句：That chiffonier is made of oak.

那件小衣橱是橡木制成。