Orchestral means relating to an orchestra and the music it plays.
an orchestral concert.
一场管弦音乐会。
It was performed in 1901 as an orchestral work.
1901年以管弦乐的形式演奏了这部作品。
an orchestral arrangement of Puccini's score.
一支普契尼乐谱的管弦乐曲。