A lot of effort has gone into making this event a success.

为使这次活动成功费了很大的劲。

《牛津词典》

Is there a lot of effort and money going into this sort of research?

有大量精力和金钱在被投入到这种研究中吗？

《柯林斯英汉双解大词典》

On the road to success, Li put a lot of effort.

在成功的道路上，李付出了很多努力。

youdao

They believe students are owed a good grade simply because they put a lot of effort into a class.

VOA: special.2009.03.12

We spend a lot of effort, a lot of time thinking about it for ourselves as well as for others.

我们投入大量努力，大量时间思考自己和他人的快乐。

哈佛公开课 - 幸福课课程节选

But if you like, want to get that A, you have just like put in like, a lot of effort.

但你要是真的想拿到A，那你就得付出更多的努力。

是考试期间 - SpeakingMax英语口语达人

He said a lot of effort had gone into communicating the changes to people.

BBC: Hartlepool University Hospital

It took a lot of effort after Andyman died, but WWCD stayed on the air.

CNN: Do you remember rock 'n' roll radio?

And I think that's probably where they need to concentrate a lot of effort.

BBC: NEWS | UK | Wales | 'The Senedd? It's mainly posing'