进入游戏就开弹攻击敌方的飞机，尽量多的打下敌机，每到一定的地方会出现一台BOSS飞机，打下后进入更高攻击的战斗。总之，这个游戏是以打击飞机为主。-Entered the game on the open bomb attack enemy aircraft, and lay as many enemy planes, each to a certain place will appear a BOSS aircraft, and lay the fight entered the later