At the lower end of the scale, you find a rigid sequence, a sequence of all A's, and you also find a computer program, in this case in the language Fortran, which obeys really strict rules.
在低端范围里 你可以发现很严格的顺序， 比如全是字母A的排列 你还会发现一个计算机程序 是用FORTRAN语言写的 它遵循严格的规则