玩游戏
就要有追求
欢迎来到奶牛关
玩游戏不只是玩，我们有追求。追求精神快感，也追求意义，追求艺术，
也追求难度与极限，追求更好的游戏，也追求懂的更多，玩的更好。
Portal Reloaded is a free, community made modification for Portal 2. The mod builds on the concepts of the main game by allowing you to place a third portal, which enables traveling between two different timelines.