This is not a matter for self-congratulation.

此事与自我夸耀无关。

《柯林斯英汉双解大词典》

That's a matter for you to take up with your boss.

这个问题你得去和你的老板进行交涉。

《牛津词典》

She's searching for subject matter for her new book.

她要写一部新书，正寻找题材。

《牛津词典》

On the eve of the hearing in the House said of Representatives Financial Services Committee, condemnations of AIG and the bonuses were coming fast and furious, with the matter for the most part dominating news in Washington.

VOA: standard.2009.03.17

Although, they do put it in a qualifier that it could matter for tax reasons.

然而他们将其做出了改进,因为税负可能产生影响

耶鲁公开课 - 金融市场课程节选

Okay, so I will now proceed to the actual subject matter for today.

现在我要继续了,进入今天的重点部分

耶鲁公开课 - 基础物理课程节选

These findings point up the extent to which innovation has become a life-and-death matter for corporations.

FORBES: Thinking Twice About "Creativity"

President Barack Obama is said to have heard of the matter for the first time.

NPR: A Timeline Of The IRS's Scrutiny Of The Right

The Premier League insisted the case was a matter for the English Football Association.

CNN: FIFA to probe EPL spot-fixing claims