The circus has been popular for so long that it is not surprising that words and expressions connected with it are part of everyday speech.

VOA: special.2009.01.11

There has been a long discussion about what people owe each other and how okay it is to try to make money.

曾经有一次很长的讨论,是关于自己欠别人多少,而自己应该赚多少才合适

耶鲁公开课 - 金融市场课程节选

It's been so long that we've been planning and work has been so stressful lately.

我们计划好久了，最近的工作又有这么大的压力。

I've been 实战 - SpeakingMax英语口语达人

Stuttering's cause has long been a mystery, but it has frequently been diagnosed as a psychological problem.

VOA: standard.2010.02.11

That car stage or that car slice if we want to talk about that way it has only been around for however long months, years, a year.

那辆车的阶段或者部分,如果我们非要分析的话,只能持续很短时间,几个月，几年，或者一年。

耶鲁公开课 - 死亡课程节选

"There has been a long and vigorous debate about this. And that is how it should be.

VOA: standard.2009.08.11

So you've got to get it around the track,". Bolt has been blessed with amazing talent, and his height gives him a long stride.

VOA: standard.2009.08.21

It has long been assumed that the threat to the U.S.homeland was from al-Qaida.

VOA: standard.2010.05.05

Although she couldn't name who might now be sponsoring the group, she thinks it's unlikely the LRA has been able to sustain its campaign this long without outside help.

VOA: standard.2009.08.27

Brennan said it has long been an area of concern.

VOA: standard.2010.01.03