Why should I say sorry when it's not my fault ?

不是我的错为什么要我道歉？

《牛津词典》

There's no need to take that tone with me—it's not my fault we're late.

不必那样跟我拿腔拿调的。我们来晚了，可不是我的错。

《牛津词典》

"It's not my fault," replied Alice.

“这不是我的过错，”爱丽丝回答。

youdao

Don't you-- it's my fault, not yours.

不要,是我的错,不是你的

耶鲁公开课 - 聆听音乐课程节选

But he was saying, don't kill me because it's not my fault that I was born this way.

NPR: Inside A Psychopath's Brain: The Sentencing Debate

If I had had a Margaret's Place to visit, I would have discovered that it's not my fault and I wasn't alone.

CNN: Human Factor: Baseball champ and domestic abuse survivor

It's not my fault.

NPR: Juan Williams on Interviewing President Bush