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Commuters could soon be able to do their shopping on the way to work while waiting for a train on a station platform. A 'virtual supermarket' consisting of posters of shelves stocked with goods pasted on platform walls is set to be introduced at London Underground stations. 不久，上班族们就可以在站台一边等地铁上班，一边购物了。伦敦地铁站即将引进“虚拟超市”，把摆满百货商品的货架海报贴在站台墙上。 Passengers 'shop' by scanning QR - Quick Response- codes of the items they want to buy using their smartphones. These goods are later delivered to their home address. 乘客们只需用智能手机扫描他们所购买商品的快速反应码就可以轻松购物，这些商品不久就会送到家门口。 | 
