电话簿是按照字母顺序排列的，而且黑板上第二排后面的一系列数字，也是按字母顺排列的。

That the phonebook was sorted alphabetically and that the array of numbers on the board behind the second row of paper itself was sorted alphabetically.

youdao

电话簿是按照字母顺序排列的，而且黑板上第二排后面的一系列数字，也是按字母顺排列的。

That the phonebook was sorted alphabetically and that the array of numbers on the board behind the second row of paper itself was sorted alphabetically.

youdao