After a slow start, Universal Serial Bus, a PC port design that automatically communicates with multiple attached devices, promises to make life simpler for users and vendors alike within the next year.

• 经过缓慢的起步后，通用串行总线（usb）终于有望在明年使用户和供应商的生活变得更加简单，usb是一种PC机端口设计规范，它实现挂接的多种设备自动通信。