英语语法分析

Beethoven's five sonatas for cello and piano represent his three major creative periods.

贝多芬创作的五部大提琴与钢琴奏鸣曲代表了其一生创作的三个精华阶段。

She spends hours in her rehearsal room playing Schubert sonatas and Chopin nocturnes.

她有很长时间都在排演室里度过的，弹奏着舒伯特的鸣奏曲和肖邦的小夜曲。

Taking thirty-two Beethoven piano sonatas as examples, this paper presents a thorough investigation on period structure.

论文以贝多芬三十二首钢琴奏鸣曲为例，对“乐段结构”进行了较为深入的研究。