奏鸣曲式作为运用在各种器乐创作中的重要体裁之一,被作曲家们广泛的运用和发展。在创作与实践的过程中,贝多芬对于钢琴奏鸣曲式的改革与创新具有独创意义。在贝多芬的32首钢琴奏鸣曲中,他的改革与创新不仅体现在奏鸣曲的结构和形式上,还蕴涵在奏鸣曲的内容与情感中。使他写作的钢琴奏鸣曲贯穿一生,其风格的演变集中地显示出了他在形式上的探索与创新。 Sonata is widely used and developed by composers as one of the most important genres in various instrumental compositions. In the process of creation and practice, Beethoven has original meaning for the reform and innovation of piano sonata. In Beethoven’s 32 piano sonatas, his reform and innovation are not only reflected in the structure and form of sonatas, but also in the contents and emotions of sonatas. His piano sonata, which he wrote, runs through his life. The evolution of his style shows his formal exploration and innovation in a concentrated way.