reworking

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

由于前面工程的瑕疵，现在地板铺好，返工。

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

大部分的写与修工都是他自己完成的, 并一再修的段落。