inverse number,reciprocal是什么意思

用法例句

Both palindrome numbers and mirror-image numbers are two kinds of amusing figure phemomena.

回文数与镜反数是两种有趣的数字现象,但通过研究发现。

However,after careful research we have noticed that quite a few palindrome numbers and mirror-image number,or a cube mirror-image number,or carrying out division and combination of mirror-image numbers,how many equations of mirror-image numbers,or equal sums or arrays can we get? Surely a further research is needed.

寻找平方镜反数、立方镜反数,对镜反数进行分割或组合时可以得到多少种镜反数等式、等幂和数组?还待进一步研究探索。