美国国会公布加密货币市场结构讨论草案。

Group 1 - The U.S. Congress has released a draft discussion on the market structure of cryptocurrencies [1] - The draft aims to provide a regulatory framework for the cryptocurrency industry [1] - The discussion includes various stakeholders' perspectives on how to approach cryptocurrency regulation [1] Group 2 - The proposed framework seeks to enhance transparency and protect investors in the cryptocurrency market [1] - It addresses the need for clear definitions and classifications of digital assets [1] - The draft is expected to stimulate further debate and refinement of cryptocurrency regulations [1]