购买地址: https://www.origin.com/en-us/store/buy/battlefield-3/pc-download/base-game/standard-edition
截止时间:2014 年 12 月 27 日 24 时
Origin 促销页面: https://www.origin.com/en-us/store/deals/pages/newyearssale-doorbuster
来自反斗软件值得买: http://mai.apprcn.com/battlefield-3-0-99/