這篇簡單的使用英文打，大家當作練習閱讀英文，並不會太難。
P2P is a network that has distribute application architecture. Every peer are equally privileged. This kind of architecture also build blockcahin.
P2P doesn’t need central coordination and it may distribute in whole network. Each clients both provide and use resources. Moreover,data will be duplicated when it deliver in the P2P network and even lost one node will not fail the network.
For all the reason above, it has better robustness.
