虚拟货币有效地降低了交易费用，使得快速支付不再受时间和空间的制约。
Virtual currency transaction costs effectively, and make fast payment is no longer subject to time and space constraints.
通过信息交互，各种生产、交易活动从依赖物理地域变为依靠市场的虚拟空间进行。
Through information interaction, production and trade can be conducted by means of virtual market Spaces rather than physical market areas.
然而，网络空间的虚拟性，又使其呈现出与传统交易不同的特点。
However, the virtuality of the cyberspace also makes it show differences from the traditional transaction.
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