A: Whatever we do, we should do it aboveboard.

不管我们做什么，我们都应该正大光明。

B: You are right, we shouldn't do anything under the table.

你说得对。我们不应该偷偷摸摸地做事。

A: Well, since you agree with me, we should put the issue aboveboard instead of talking about it through other channels.

嗯，既然你同意我的说法，我们就把事情摆在桌面上来，而不是通过其他方式对此进行讨论。

aboveboard

光明正大的；公开的；诚实的；没有欺骗或秘密的

The transaction was totally aboveboard, so there was no reason to question it.

这笔交易完全是正大光明的，因此没有理由去质疑它。

Our business dealings are completely aboveboard.

我们的商业往来完全是公开透明的。

He handles everything openly and aboveboard, so we know exactly what he's trying to do.

他处理事情总是公开，光明磊落，所以他想干什么我们很清楚。

He is an aboveboard person.

他是一个坦诚的人。

under the table

暗中进行；秘密地；不公开地

He gave the seller some money under the table for a discount.

他给卖家一些钱，以便得到折扣。

They made a deal under the table to avoid taxes.

他们为了避税而做了一笔私下交易。