Question

翻译英文，这个是什么意思呀 谢谢

THE wrote symphonies and beautiful,poetic,piece for piano and orchestra for clara that he later reworked as the first movement of his piano concertr

Answer 1

钢琴协作曲的第一乐章是经由他曾经为Clara的钢琴和管弦乐队创作的优美而富有诗意的交响曲改编而成的

Answer 2

这句话什么意思？
英语：
1) What do you mean?
2) What does the sentence mean?