A standard playing card can travel a very long distance provided that spin is imparted as it is thrown. Investigate the parameters that affect the distance and the trajectory. 大致翻译：一张标准的扑克牌可以走很长的一段距离，只要是它在被抛出的时候是旋转的。研究影响飞行距离和飞行轨迹的参数。