经过一番艰难的讨价还价，我们达成了协议。

After much hard bargaining we reached an agreement.

《牛津词典》

他否认打过谎报电话，但经过一番短暂的审讯之后他被判有罪。

He denied making the hoax call but was convicted after a short trial.

《柯林斯英汉双解大词典》

经过一番努力，他的努力得到了回报，一块非常破旧的门垫露了出来。

After some further toil, his efforts were rewarded, and a very shabby door-mat lay exposed to view.

youdao

And after the usual amount of scholarly debate, there seems to be no doubt that it was the City of Troy.

经过一番学术讨论之后,这里被确定为特洛伊城

耶鲁公开课 - 古希腊历史简介课程节选