Schubert had written a set of variations on a French tune for four hands and dedicated it to Beethoven, to whom he wanted to present the score personally.

舒伯特写了一组二人合奏的法国曲子的变奏曲献给贝多芬，并想亲自把乐谱交给贝多芬。

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The document contains multiple deletions and corrections and has places where the paper is rubbed through as Beethoven continuously tried and rejected different variations.

这份乐谱中有许多删减和修改的地方，还有些地方由于贝多芬反复尝试和舍弃不同的变调，把纸都擦破了。

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There are a series of variations, and in the last one Beethoven takes the theme from a quarter note pulsation through every diminution until it becomes mere vibration.

WSJ: Plumbing the Depths of Beethoven | Richard Goode | Cultural Conversation by Stuart Isacoff