Game : about key control and move around ctrl wings flap up in the air and accelerated . key 游戏方法：左右方向键控制左右移动， ctrl键拍打翅膀在空中上升和加速。
2.
Bubbles are then stacked along the edge of the flap up to the corneal surface to complete the flap . the process from start to finish takes approximately 45 seconds Intralase程序完成之后，病人需休息约20至30分钟，待角膜内气泡吸收角膜薄片形成，再进行激光矫视的程序。
