The phrase "accompanied by a string" is correct and usable in written English.
It can be used in contexts where you want to indicate that something is being presented or provided along with a string, such as in programming or music.
Example: "The function returns a value accompanied by a string that describes the result."
Alternatives: "along with a string" or "together with a string".
Originally accompanied by a string band, the accompaniment and language have been Javanized.
Six singers fill 11 roles, accompanied by a string quartet, double bass, wind quintet and harp.
In 1935, at a New York swing concert, he played one of his own compositions accompanied by a string quartet.
Onstage the Johnsons perform Mr. Hegarty's agreeably lush, intimate and often melancholy piano-based songs, accompanied by a string section.
When Baku hosted the 2012 Eurovision Song Contest, the event was accompanied by a string of negative stories about human rights.
(He reveals each of these influences somewhat painfully, it should be noted, and accompanied by a string of self-conscious caveats about sounding horribly pretentious).
A lament accompanied by a lush string arrangement, it peaked at No. 28 on the Billboard Hot 100.
The first, "Whipped Cream," featured Miss Ruby Valentine (self-described on her Web site as "an alluring burlesque performer"), who, dressed in a white baby-doll nightie and white heels, did a brief fan dance, accompanied by a staccato string composition by Caleb Burhans.
It's common for key processes like approvals, versioning and cross-team communication to occur in Google Drive with numbered files accompanied by a long string of emails.
Accompanied by a live string quartet, his set was a beautifully constructed sweet lullaby with classical orchestration.
Accompanied by a dramatic string arrangement reminiscent of "Sad Lisa," "The Rain" talks about creating a new world while briefly discussing that little matter of building a modern ark.
