P2P
adjective computing specialized uk/ˌpiː.təˈpiː/ us/ˌpiː.t̬əˈpiː/
（计算机之间分享资料用的网络技术）点对点（peer-to-peer的缩写）
abbreviation for peer-to-peer: involving sharing files or other resources between computers connected through a network, rather than using a central server (= a central computer that stores files)
a P2P network 点对点网络