oratorio
Definition
A large-scale musical work for voices and orchestra, usually on a sacred theme and performed without costumes or staging.
中文 一种大型声乐作品,由人声和管弦乐队演奏,通常以宗教题材为主,不使用服装或舞台布景。
Example
"We attended a performance of Handel's Messiah, a famous oratorio."