新确认的区域将在数字后跟随一个字母标示。

Newer areas are identified by a letter accompanying the number.

youdao

也用来标示略去的字母或单词。

Also used to indicate missing letters or words.

youdao

标示元音要在前边的字母上方做标记。

If the vowel does not have a preceding consonant, it must be written above the short carrier (Additional symbol 37).

youdao