external unit meaning in Chinese
外部设备
Examples
- Road traffic control . traffic signal controller . parallel exchanges of data with external units . functional specifications and connection characteristics
道路交通管理.交通信号控制器.带外部设备的并行数据交换.功能规范和连接性能 - Hard disks , or fixed disks , can be either fixed in the mainframe as a part of the internal design of a microcomputer or separate , external units
硬盘，又称固定盘，它既可以固定在主机箱内成为微机内部设计的一部分，也可以是独立的外部单元。