词汇	march serial
释义	march serial 行军梯队
随便看	communication laws Communication Layer communication lechnology communication legislation communication level communication liaison role communication library communication light communication line communication line adapter communication line adapter for teletype communication line adapters communication line adapters for teletype communication line block communication line bootstrapping communication line connecting procedure communication line control communication line control procedure communication line control program communication line group communication line insulator communication line interface communication line multiplexer communication line processor communication line protection