reworked

Due to miswork in previous stages, they still need to do rework even after flooring.

由于前面程瑕疵，现在地板铺好了，还要返。

He had done most of the writing and rewriting himself, reworking key passages again and again.

大部分写作与修改作都是他自己完成, 并一再修改了主要段落。