第一 开发英文官网用了crossfire HD（OR UNOFFICIALLY CROSSFIRE2 ）后面的英文意思就是HD是CF2的实验班或者山寨版
第二 the Story Mode for CrossFire HD and CrossFire 2 and 小学英文也知道是 和 的意思HD和CF2
而且页面下方还在继续招聘CF2开发人员（Remedy is looking for smart and skilled people to join our exciting games Control and CrossFire 2 as well as unannounced projects. We offer competitive benefits and a chance to work with industry leading talent and technology.）