diacritic
🇺🇸
/ˌdaɪəˈkrɪtɪk/
🇬🇧
/ˌdaɪəˈkrɪtɪk/
A small mark added to a letter to change its sound.
In some languages, diacritics are used to indicate different pronunciations of the same letter.
在某些语言中,附加符号用于表示同一个字母的不同发音。