一个连接处理器与所有外设的，用来通讯的电子线路集。
A set of electrical lines connected to the processor and all of the peripherals withwhich itcommunicates.
连接处理器与所有外设进行通讯的电子线路集。
A set of electrical lines connected to the processor and all of the peripherals with which it communicates.
显示屏、发射器、手写输入屏分别连接处理器。
The displaying screen, the emitter and the handwriting input screen are respectively connected with the processor.
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