伴ばん奏そう部ぶ

noun

accompaniment part; accompaniment section

Refers to the instrumental part or section that provides musical accompaniment, often in an ensemble or score.

• この曲きょくの伴ばん奏そう部ぶはピアノが担たん当とうする。

  The piano handles the accompaniment part of this piece.

• オーケストラの伴ばん奏そう部ぶが歌か手しゅを支ささえた。

  The orchestra's accompaniment section supported the singer.