本游戏中有2个蓝色和黄色的水管，通过方向键选择蓝色水管，按中心键可以旋转蓝色水管，游戏的任务是利用蓝色水管将水流的出口和入口联通。-This game has two blue and yellow water pipes, water pipes through the arrow keys to select the blue, blue at center key can rotate pipes, the task of the game is to use the blue water