三さん部ぶ合がっ唱しょう

noun

three-part chorus; vocal trio

Refers to a musical piece or performance with three vocal parts, such as soprano, alto, and tenor.

• 音おん楽がくの授じゅ業ぎょうで三さん部ぶ合がっ唱しょうを練れん習しゅうした。

  We practiced a three-part chorus in music class.