"Did I wake you?"—"Yes, but it doesn't matter."

“我把您吵醒了吗？” — “是的，不过没关系。”

《柯林斯英汉双解大词典》

I have a little stomachache. But it doesn't matter.

我有点胃疼，不过没什么。

youdao

Sometimes the caller can't tell clearly where he is, but it doesn't matter.

有时打电话的人不能清楚地说出自己在哪里，但这并不重要。

youdao

- But my dad is there. We...- It doesn't matter! Yes, it does!He could get killed because of us!

VOA: standard.other

Some people want to push the number at its height up to maybe 1,500, but it doesn't matter.

有人说还多一些,大概一千五百个城邦,那无所谓

耶鲁公开课 - 古希腊历史简介课程节选

You might very well have done some very accurate math but it doesn't matter, because you did the math in the wrong place.

你可能很好地做完了一些很精确地数学运算,但是没有关系，因为你没有做错,数学运算。

哈佛公开课 - 计算机科学课程节选

"We didn't have the best series, ' Marchand said of his line, "but it doesn't matter anymore.

WSJ: Bruins GM expected the worst before comeback

They do not have lip balm, but it doesn't matter.

CNN: ASIANOW - TIME Asia | Visions of China: Shanghai

But it doesn't really matter now: we don't expect help from them any longer.

BBC: Lasting scars of Syria's assault on Baba Amr