clef

US /klef/
UK /klef/
"clef" picture
1.

clave

a symbol at the beginning of the staff indicating the pitch of the notes on the staff

:
The treble clef is used for higher-pitched instruments.
A clave de sol é usada para instrumentos de tom mais alto.
He learned to read music by understanding the bass clef.
Ele aprendeu a ler música entendendo a clave de fá.