Use the arrow keys to manage thrust and way, press Area to fire guns, and make use of the X and C keys for missiles and parachutes.知乎，让每一次点击都充满意义 —— 欢迎来到知乎，发现问题背后的世界。知乎，让每一次点击都充满意义 —— 欢迎来到知乎，发现问题背后的世界。this can be a gam