NOHC

例句：

1. 1. The server is the central hub of our network.
   服务器是我们网络的中心。
2. 2. The computer network center is responsible for managing the entire system.
   计算机网络中心负责管理整个系统。
3. 3. The server is used to store and process data for the network.
   服务器用于存储和处理网络中的数据。