In every step of solving, by select relative mathematics operations provided by App , User implement the solving like a driver controlling the steering wheel. App provide a platform that help user to implement study of middle school algebra.
在解题的每一步，通过选择App提供的数学操作清单的相关操作，用户如司机操控方向盘般完成解题。 App 提供用户一个探索求解中学代数习题的平台。