He wrote 14 styles of piano music , thereinto , nocturn is one of the most delicate one 他一生共创作了14种体裁的钢琴作品，其中夜曲创作又是他所有创作中最精致的体裁之一。
2.
He created 14styles of piano writings in his lifttime , and ( the work of ) nocturn is one of the most delicate styles in all his creations / writings 他一生共创作了14种体裁的钢琴作品，其中夜曲创作又是他所有创作中最精致的体裁之一。
3.
In this article , i trace back the history of nocturn and make analysis to his op . 9 , then discuss how chopin succefully inherited from tradition while carrying forward this style at the same time 本文通过对肖邦夜曲的追溯和肖邦夜曲op . 9的一组作品的分析，来探讨肖邦在继承传统的同时如何将夜曲这一体裁发扬光大。
