要定义图形，只需在图像上双击鼠标左键，并输入标识文本，然后按下 Enter 键即可。
You simply double-click on the image to define a shape, enter the identifying text, and press Enter.
方向键左右可以控制郭靖向对应的方向调整射击角度，按下空格键即可射箭。
Key control Guo Jing around to the corresponding reorientation Angle of the shot, press the space bar can archery.
按下“ ACTION/ON ”执行键1 次，即可开始测距1 次，右上角有模拟激光发射的标志在循环闪烁，表示正在发射激光。
Press the "ACTION / ON" button one time, and begin Ranging 1, the top-right corner of a simulated laser flashes signs in the loop, said it is launching laser.
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