N-COUNT 音调符号(标在法语等语言的元音上面，一般表示这个音应该延长) A circumflex or a circumflex accent is a symbol written over a vowel in French and other languages, usually to indicate that it should be pronounced longer than usual. It is used for example in the word 'rôle'. 音调符号(标在法语等语言的元音上面，一般表示这个音应该延长)