Because it is run by a decentralized network of computers around the world, Bitcoin does not require a central authority like a central bank or financial institution.
由于比特币是由世界各地分散的电脑网络运作的，所以它不需要中央银行这样的中央权威机构或金融机构。
Institution is the regulation aggregation, is a series of the regulation network that are composed of formal constraint and informal constraint.
制度是规则的集合，是一系列正式约束和非正式约束组成的规则网络。
Users in the network service fee process, provide the enterprise (or individual or institution) of material and photographs, should ensure material integrity, and the picture is clear!
用户在网络服务费过程中，提供有关企业(或个人或机构)的材料及图片，应保证材料完整，图片清晰！
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