返工的英文：
do poorly done work over again

参考例句：

Let's do this work over again. It's very poor.
我们返工吧，做得太差了。

A correction can be, for example, rework or regrade
返工或降级可作为纠正的示例。

The disposition of non-conforming products may be one of the following: rework, scrap (return to vendor).
对不合格品的处置分返工、报废(或退货)。

If products need rework, disadvantageous impacts should be determined and the rework documents should be formed.
若产品需要返工,应确定对产品的不利影响,并要形成返工文件.

Any reworked non-conforming products must go through the re-inspection processes after rework.
任何返工后的不合格品均须重新检查。

Any outcome that can result in waste, rework, or failing to meet a customer requirement
任何造成浪费，返工或未能满足客户要求的结果。

Very often a large margin of safety is used in textile mill operations to eliminate the need for reprocessing
为防止返工，在纺织厂的操作中，往往使用大的安全系数。

The rework method is approved by the Engineering Department which designs the original production method.
返工方法须原制定生产工艺之技术部认可。

Unlike rework, repair can affect or change parts of the nonconforming product.
返修与返工不同，返修可影响或改变不合格产品的某些部分。

poorly是什么意思：
adv. 贫穷地；贫乏地，不充分地；差劲地
adj. 身体不舒服的

to nurse poorly at the breast
不良喂奶

The violin sonata was poorly rendered.
这支小提琴奏鸣曲演奏得很糟糕。

poorly or in an inferior manner.
贫乏地；以低劣的方式。

done是什么意思：
adj. 完成了的，煮熟的，对的
int. （表示同意）好，行
v. [do] 的过去分词形式

This meat is not done.
这肉没有煮熟。

"Well done! Bond, you've done it!"
好极了!邦德,干得好!

They have done us a great wrong.
他们对待我们十分无礼。

work是什么意思：
n. 工作；职业；工厂；工作地点；产品；功；操作；作品；工程
v.（使）工作；操作；运作；起作用；使缓慢前进；经营

the works of a clock
钟的活动部件

conscientious work
本着良心做的工作

The work is not advancing.
工作没有进展。