clef

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

譜號

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.
高音譜號用於高音樂器。
He learned to read music by understanding the bass clef.
他通過理解低音譜號學會了識譜。