说明：  这实在turboc中运行的，有以下功能：上下键控制加速，上键加速慢下键加速快；左右键控制减速，左键减速慢，右键减速快；esc停止，再按enter退出。
(This is running turboc, have the following functions: control of up and down keys to accelerate, slow down on the keys to speed up key to accelerate rapidly about keys to control speed, slow down left, right quick deceleration esc to stop, enter and then exit.)