'I warned you not to phone me,' he said evenly.

“我告诫过你不要给我打电话。”他平静地说。

《牛津词典》

I warned him that would happen!

我警告过他会这样的！

youdao

I warned him not to be late.

我曾警告他不要迟到。

youdao

"I warned them that there isn't too much ambiguity.

VOA: standard.2009.10.15

And I ask same car or not. Again, at this time imagine you to be warned.

我问这是不是同一辆车，这时还是得当心。

耶鲁公开课 - 死亡课程节选

Okay, be warned; I'm a practitioner of the higher naivete.

好了,注意,鄙人就是"高级天真"的实践者

耶鲁公开课 - 古希腊历史简介课程节选

And I warned everybody we were going to have a steep hill to climb.

WHITEHOUSE: Remarks by the President at the Women's Leadership Forum

However, I warned would-be thieves that careful planning is required to increase the odds of success.

FORBES: How to Steal a Lot of Money: Part II in a Series

But the fact is, I warned about this problem a couple years ago.

NPR: McCain Calls For Financial Crisis Commission