关于GroupSave网站上说：With GroupSave 3 or 4 people can travel together Off-Peak by train for the price of 2 adults to hundreds of destinations in the London and South East area.我和父母一共3个人 可以使用 GroupSave么？ 上面的意思应该说3个人就可以的了。不过为啥http://www.daysoutguide.co.uk/london-to-bath-gr...
