Never mind about that.

不必对此介意。

《新英汉大辞典》

Oh, never mind about that.

哦，那没关系。

youdao

Oh, never mind about that.

请不必放在心上。

youdao

Never mind that I live about 50 miles south, or that I have been crazy busy with work.

FORBES: The Mofongo-Mangu Baseball Classic

Never mind what that says about the sanity of bleach buyers.

FORBES: Clorox Could Teach Apple A Thing Or Two About Marketing

Never mind that its bungling of information about the likes of Bernard Madoff enabled him to carry on scams for years that a public with access to more information about his operations might have shunned.

FORBES: Let's do a WikiLeaks on the SEC