运行方法： 先双击JEgg.jar启动游戏，按回车键（或（鼠标点击画面）开始游戏，按空格键（或点鼠标）投蛋。 -Operation Methods: Double-click JEgg.jar first start the game, press the Enter key (or (mouse click on the screen) to start the game, press the space bar (or mouse) for eggs.