orchestra
/ˈɔ:kɪstrə; `ɔrkɪstrə/ n[CGp]
(usu large) group of people playing various musical instruments together （通常为大型的）管弦乐队
a dance, string, symphony orchestra 舞蹈乐队、 弦乐队、 交响乐团
She plays the flute in an orchestra. 她在管弦乐队中吹奏笛子.
He conducts the London Symphony Orchestra. 他指挥伦敦交响乐团. Cf 参看 band 3.