I was under the impression that the work had already been completed.

我还以为已经完工了呢。

《牛津词典》

He's still labouring under the impression that he's written a great book.

他仍然有这样的错觉，以为自己撰写了一部巨著。

《牛津词典》

He had apparently been under the impression that a military coup was in progress.

他显然一直认为一场军事政变正在进行。

《柯林斯英汉双解大词典》

Among them is former Vice President Dick Cheney, who recently told the CBS program Face the Nation that he is under the impression that Powell left the Republican ranks during last year's presidential campaign.

VOA: standard.2009.05.24

Whoever wrote this remark seems to be under the impression that the point of being at Yale is to spend $40,000 a year of your parents' money and get away with learning as little as possible.

无论谁写的这条评论都被带怀有这种印象,那就是每年花费你父母四万美金在耶鲁上,学并尽可能少的学到知识。

耶鲁公开课 - 死亡课程节选

And here we are under the impression that rising pump prices were due to strengthening demand!

FORBES: A Cheap Way To Bet On Weakness In Financials

Zegerman was under the impression that she had been the one who had saved his life.

NEWYORKER: The Valetudinarian

Some critics seemed to be under the impression that I thought that theology is not important.

FORBES: Bursting The Seminary Bubble, Part II