palindrome

英['pælɪndrəʊm] 美['pælɪn'drom]

He made sentences using palindrome. The effect was positive.: 他用回环的方式来造句, 效果不错.

Find any largest palindrome in a string no more than 20,000 characters long.: 要你寻找的最长的回文的文章是一个不超过20,000个字符的字符串.