求翻译：单机模式下，POST 票务软件系统为操作员提供纪念品销售功能。单机模式下，操作员在进行纪念品销售前须正确进班并获取指定的可销售范围。旅客到窗口提出购买纪念品的请求，操作员根据旅客的要求为旅客提供纪念品售出服务。是什么意思？

Stand-alone mode, the post ticketing software system provides the operator with souvenir sales functions. Stand-alone mode, the operator before souvenirs for sale must be properly into the class and to obtain the specified sales range. Visitors to the window to request for the purchase of souvenirs,

Stand-alone mode, POST ticket software system available for the operator souvenir sales. A stand-alone mode, the operator before the souvenir sales, and shall be properly to get the specified range can be sold. Visitors to the window to buy souvenirs of the request, the operator in accordance with t

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Stand-alone mode, POST ticketing software systems as the operator provides souvenir sales function. Single-machine mode, the operator before the souvenirs sold correctly into the class and gets the specified sales range. Visitors to request window offered to buy souvenirs, operator based on the pass

正在翻译，请等待...