The restoration symbol in simplified musical notation is written as: (?), and the diacritical marks are as follows:

1: The sharp symbol (#) means to raise the basic tone level by a semitone.

2: Flat mark (b) means lowering the basic pitch level by a semitone.

3: The re-rising mark (×) means raising the basic note level by two semitones (one whole tone).

4: The double flat mark (bb) means lowering the basic tone level by two semitones (one whole tone).

5: The restoration mark (?) indicates that the sound that has been raised or lowered will be restored.

Extended information:

Common symbols and terms in music scores

1. Diacritical marks, including sharps, flats, restorations, and repeated sharpenings , heavy drop number.

The sharps and flats written in front of the notes are called temporary sharps and flats. The scope of effect is only one measure, and it only targets the notes on the "between" or "line" where the mark is located. For example, the two notes marked with red stars below rises, and the rest do not rise.

The sharps and flats written after the clef are called key signatures or fixed sharps and flats. The scope of effect is all the notes with the same sound name in the whole song. If there are restoration numbers, they need to be restored. For example, the three notes marked with red stars below need to be sharpened. , the rest do not rise.

2. Extension mark

(1) Written above or below the note, it indicates the duration of the note. There is no fixed length for the extension. Generally, it can be played as the original note. Worth about twice as much.

(2) Written above the bar line, it means that there should be a pause between two bars before continuing.

(3) Written on the complex vertical line, it indicates the end of the music section.

Baidu Encyclopedia-Music Symbols