还人情的英文：
return the favor

参考例句：

I owe you one.
我欠你一个人情。

Human feelings are as thin as paper.
人情薄如纸。

Don't be so cold and impersonal.
不要那么冷漠，那么不讲人情。

It's not humanly possible.
这是人力所办不到的(在人情上是不可能的。)

The debts that he owed her could never be paid.
他欠她的人情总也还不清。

Lady Wang and her sister were having a good long gossip on domestic matters
王夫人和薛姨妈长篇大套的说些家务人情等语.

Such gratefulness will produce a much greater effect on them than the deterrence of punishment in your management.
在管理中，这人情的感化远远胜于罚款对职工的威慑。

Due to its origin, the common practice of human relations is very popular in China.
人情风正因为有如此的渊源，所以在中国非常盛行。

There resided in this almost inhuman detachment the seeds of the eventual destruction of the Nixon Administration
正是这种几乎不讲人情的超然态度埋下了导致尼克松政府最后垮台的种子。

Some people prefer to pay their own way so that they don't feel indebted, and those feelings should be respected
有些人愿意分摊，这样就不会感到欠人情，应该尊重这种心理。

return是什么意思：
v. 带回，放回，恢复，回到
n. 回来，归还，回报
adj. （票）双程的，往返的；（旅途）返回的，返程的

The return of a prodigal
回头浪子

Return ReceiptsSettings for requesting or returning receipts
返回收据有关收据的请求或返回有关的设置

To return disappointedly; defeated.
铩羽而归

The groom returned to the carriage.
马夫回到马车那儿。

Blair will return to London tonight.
今晚布莱尔将返回伦敦。

favor是什么意思：
n. 喜爱，宠爱；关切；欢心，好感
v. 支持，赞成；喜欢，照顾；促成，赐予

They are favorable to the proposal.
他们赞同这项提议。

He has a prejudice in our favor.
他对我们有偏爱。

The book received a favorable review.
这本书赢得了好评。

The weather seemed favorable for the race.
这天气似乎很适合赛跑。

These favorable anticipations have been realized.
这些有利的期望已被实现。