They took a long time to mend the roof.

他们花了好长时间修缮房顶。

《柯林斯英汉双解大词典》

I waited a long time for him to return.

我等他回来等了很长时间。

《牛津词典》

It's been such a long time since I played.

自从我上次演奏以来已经过了这么长时间了。

《柯林斯英汉双解大词典》

The song is about leaving the big city for the countryside, going home again after a long time away.

VOA: special.2009.11.09

And the Aristotelian view held for a long time, but eventually it started to crumble in the light of more data.

而亚里士多德的观点在很长时间里得到了认同，但最终还是崩溃了,在越来越多的数据面前。

麻省理工公开课 - 固态化学导论课程节选

I don't know if you know this, but for a long time when movies took place in New York,

我不清楚你是否知道，很长一段时间，电影里发生在纽约的场景，

电影里的中央车站 - SpeakingMax英语口语达人

Mr. Gray's death was the breaking point, but it was a long time coming.

CNN: Calling people 'thugs' solves nothing

The implication being that they will forfeit co-operation with Russia for a long time ahead.

CNN: Analysis: Can Europe stand firm against Russia?

Or at least easier and more affordable than it has been in a long time.

BBC: Escape from New York