Some hardware resources can easily be virtualized, such as the processor or storage, but other hardware resources cannot, such as a video adapter or a serial port.

某些硬件资源可以轻松虚拟化，比如处理器和存储器；而另一些硬件资源则不然，比如视频适配器和串口。

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The serial digital high definition video signal will be used as an input source for high definition encoder and generate high definition video programs.

该串行数字高清视频信号将作为高清编码器的输入源，可以用于完成高清数字视频节目的制作。

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SDI (Serial digital interface) is the most popular digital video interface at present.

串行数字接口sdi是目前使用最广泛的数字视频接口。

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It connects to the TV through either the composite video or S-Video port, and to the PC through the Universal Serial Bus port common on most newer machines.

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