英语谜语,here is a word.it goes like this,the letter T comes before R.N is before G and after O.S is before T.Do you know this word?Write it down in English,please
问题描述：
英语谜语,here is a word.it goes like this,the letter T comes before R.N is before G and after O.S is before T.Do you know this word?Write it down in English,please
答