The U.S. dollar is dominant in the multiple currency system, where it acts as the principal settlement currency.

美元是津巴布韦多国货币体系中的主流货币，也是该国使用的主要结算货币。

It is based on a technology called blockchain, which is also used with digital currency systems known as cryptocurrency.

它是基于一种名为区块链的技术，这种技术也被用于被称为" 加密货币" 的数字货币系统。

It evidently contemplated the use of both metals in the currency system.

它显然考虑在货币体系中使用这两种金属。

Bank of England Governor Andrew Bailey said all elements of a digital currency system – including privacy issues – need to be considered.

英格兰银行行长安德鲁·贝利表示，数字货币系统的所有要素——包括隐私问题——都需要考虑。

This specie by unhappy management was early sent abroad to pay for supplies, sapping the foundations of a sound currency system.

这种管理不善的硬币很早就被送往国外支付物资，削弱了健全的货币体系的基础。