跨语言 written signs.
- Category:跨语言字母：跨语言 symbols that represent single sounds. Variations of letters, such as letters with diacritics, should also be categorized here.
- Category:跨语言数字符号：跨语言 symbols that represent numerals.
- Category:跨语言标点符号：跨语言 symbols that indicate structure and organization of writing.
- Category:跨语言附加符号：跨语言 glyphs that are added to characters to modify the their sounds or meanings.