He struck a pure D-flat that resonated through the hall.

The orchestra tuned to several D sharps before the rehearsal began.

The composer wrote several d sharps into the melody to create a brighter harmony.

The orchestra tuned to the D-sharps before the concert began.

The pianist practiced the d-sharps until they were flawless.

During rehearsal, the violin section struggled with the D-flats, causing the conductor to stop and correct their intonation.

The pianist practiced the D flats repeatedly to perfect the passage.

The pianist practiced the d flats slowly to improve his intonation.

The choir tuned their d-flats before rehearsing the choral piece.

In the lab report she wrote D/L-serine to denote the stereoisomeric form in the sample.