这些终端设备都和我们的计算机主机相连。

These terminals are connected to our mainframe computer.

主机计算机除了外部和分离的装置以外的中心运作部件

The central processing unit of a computer exclusive of peripheral and remote devices.

主计算机大型的、强大的计算机，经常用作一些相互连接的终端服务器

A large, powerful computer, often serving several connected terminals.

从外表上看，微型计算机有简单而鲜明的三部分：主机、键盘和监视器。

In appearance, a microcomputer has three simple and apparent parts: the main frame, the keyboard and the monitor.

从一局部网到更大的信息源（例如大型包交换信息网或计算机主机）的一种共享入口。

A shared portal from a local network into a larger information resource such as a large packet-switched information network or a mainframe computer.

数据传送总线，总线，母线联结计算机主要部件的一组平行导线，使得电脉冲得以在相联部件之间传输

A parallel circuit that connects the major components of a computer, allowing the transfer of electric impulses from one connected component to any other.