此外，在理解透second马的关卡精妙之后，你还能花上不少时间研究自己的关卡，这种“设计”的乐趣，大概只有《创世小玩家》能get得到。He researched military pistol, take a look at processes and demands from everywhere in the world and, with two of his workforce, turned out a Doing work prototype in p