Formostpeople,shoppingisstillamatterofwanderingdownthes...
問題詳情：Formostpeople,shoppingisstillamatterofwanderingdownthestreetorloadingacartinashoppingmall.Soon,thatwillchange.Electroniccommerce(trade)isgrowingfastandwillsoonbringpeoplemorechoices.Therewill,...