Peer-to-peer is difficult because it's not a centralized network, each bot can send commands on its own.

点到点难在它不是一个集中式网络，每台僵尸电脑可以自可以僵尸网络己发送命令。

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Centralized network backup system has the advantage of system is simple, low investment, easy to maintenance.

集中式网络备份的优点是系统简单、投入低、易于维护。

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In addition, this system adopts centralized network, which reduces the direct cost, cut the maintenance workforce and saves the operating cost.

此外，系统采用了集中式的部署方案，节省了成本，减少了维护人员，节约了运行成本。

youdao

Or imagine databases from many different sources, private and public, coming together in a centralized network that would look for patterns and try to translate them into new ideas for anticipating and preventing health problems.

WSJ: The Future of Personalized Medicine

QNAP's new TS-x12 models are easy to attach to existing networks and provides easy file sharing within the network, centralized backup of all networked computers, website hosting, printer sharing, even recording of surveillance video from IP cameras.

ENGADGET: QNAP's new Turbo NAS line features iOS streaming via WiFi, 3G

Centralized backup for multiple systems on the network, including very intuitive, native support for Apple Time Machine on Mac OS computers.

ENGADGET: Drobo's new 5N is a speedy $600 NAS for when you need files, stat