I wanted to choose 3, 7, 22 or 227 because they are used when estimating PI, but some other students must have had the same idea.

我想选3、7、22或227，因为在估计圆周率时要用到它们，但其他一些学生肯定有同样的想法。

youdao

I wanted to choose 3, 7, 22 or 227 because they are used when estimating PI, but some other students must have had the same idea.

我想选3、7、22或227，因为在估计圆周率时要用到它们，但其他一些学生肯定有同样的想法。

youdao