I freely admit that I made a mistake.

我爽快地承认我犯了错误。

《牛津词典》

I admit I made a mistake—but don't hold it against me.

我承认我做错了—但别因此而看不起我。

《牛津词典》

Chen did not dare a response. After a minute, he said, "I made a mistake."

小陈语塞了。过了一会，才说：“我错了。”

《新英汉大辞典》

At first it seemedlike I made a mistake. It was onlymy induction day, and I was getting yelled at.

VOA: standard.other

I would recite, whatever, the Articles of Confederation I would rise on my hind legs, quaking in my boots, and I would begin until I made a mistake, whereupon I would be castigated, berated, totally stripped of self-esteem by this monster who would that inflict the same pain on somebody else.

我会背，比如说，联邦条例,我会抬起我的后腿，它在靴子里颤抖，然后开始背，直到犯错，于是，我就会被批评严惩，自尊完全被这个怪物践踏了,他对其他人也会如此加注痛苦。

麻省理工公开课 - 固态化学导论课程节选

John Milton has made a mistake. He's made a literary mistake and, as I think all editors know, Spenser does not.

约翰·弥尔顿犯下了一个错误，他犯下了一个文学上的错误，而且我认为所有的编辑都知道，这个错误斯潘塞没犯过。

耶鲁公开课 - 弥尔顿课程节选

Representative DON SHERWOOD (Republican, Pennsylvania): I made a mistake that nearly cost me the love of my wife, Carol, and our daughters.

NPR: YouTube Emerges as Political Tool in Campaigns

You know, I made a mistake, and at a certain time, it came time to pay for it, and I paid for it.

FORBES: Forget Oprah: James Frey Talks Truth With Big Think

"I made a mistake and I regret what happened, " he said.

WSJ: Gabriele Marcotti: The Handshake Unheard 'Round The World