中文说明：执行种群中个体的变异并在新种群中返回变异后的个体属于高级变异函数，便已经过高级编译函数改写，可通过编译函数自己改写，编写变异函数。
English Description：
The individual who performs the variation of the individual in the population and returns the variation in the new species group belongs to the high-level variation function, which has been rewritten by the high-level compiled function. The variation function can be rewritten by the compiled function itself.