Oops, I shouldn't have said that.

哎哟，我不应该说那些。

《牛津词典》

I'm sorry, I shouldn't have lost my temper.

对不起，我不该发脾气。

《牛津词典》

Of course I shouldn't have asked.

当然，我不该问的。

youdao

I shouldn't have brought you here.I'm so sorry. - What? What are you...- Just be quiet and stand behind me.

VOA: standard.other

I shouldn't have skipped that and I want to hit-- Let me tell you why I skipped it.

我不该跳过它们，所以现在我要讲一下-,先告诉大家我当时为什么跳过没讲。

耶鲁公开课 - 心理学导论课程节选

I shouldn't have stayed up so late last night.

昨晚我不该熬夜熬那么晚的。

I should have 实战 - SpeakingMax英语口语达人

"I shouldn't have worn my brother's medals, " he told The Associated Press by phone.

WSJ: Korean vets assoc. president wore brother's medals

That doesn't mean that I shouldn't have a fair opportunity for a quality public education.

WSJ: The Weekend Interview with Jalen Rose: From the Fab Five to the Three Rs

"I shouldn't have been where I was at nine anyway, so I guess it was deserved, " McIlroy said.

NPR: McIlroy Pulls Within 3 Shots Of Lead At Texas Open