0 a long piece of music for an orchestra, usually with four movements (= parts) -- 交響樂,交響曲
Mahler's ninth symphony 馬勒的《第九交響曲》
His counterexample to my definition is: touching your nose for 30 seconds (short activity) versus listening to a symphony (long activity).
I have always dreamt of playing in a symphony orchestra.
An analogy may be a symphony orchestra whereby, aurally, instruments are added when required and removed when no longer required.
There are occasional exceptions, but in general, the institutions of the symphony, opera and chamber music have ignored our art form.
Most progressive composers must surely have regarded such string symphonies as heard here - all of which were composed between c1740 and c1755 - as an anachronism.
Twelve years later this revised version formed the basis for the symphony movement - after being subjected to further revision.
It also has the dimensions and structure of a symphony; with an assertive opening, slow movement, scherzo, and a summational and revelatory finale.
Is your enjoyment of the music just reduced by 3/60 of what it would have been if the whole symphony were played?