The front-end device and protocol handlers make that possible.

前端设备和协议处理程序使其成为可能。

youdao

Front-end device: a transmission control unit that links a number of communication lines to a computer system.

前端设备：一种把一些通信线路与计算机系统联接起来的传输控制单元。

youdao

These front-end and back-end drivers are where virtio comes in, providing a standardized interface for the development of emulated device access to propagate code reuse and increase efficiency.

通过在这些前端和后端驱动程序中的virtio，为开发模拟设备提供标准化接口，从而增加代码的跨平台重用率并提高效率。

youdao

The big goal is to push all the heavy back-end work forward to front-line workers, often as a "dashboard" on a handheld device.

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