effort一般用在“努力去做”,如“make a good effort 作很大努力”

efforts一般更强调“努力”本身,如“ 这都是他们做出的努力”

相关介绍

I've no use for people who don't make an effort.

我厌恶那些不努力的人。

You should put more effort into your work.

你应该更加努力地工作。

s this all the payment I get for my efforts?

这就是对我辛劳的全部报偿吗？

The team's success was largely due to her efforts.

这个队的成功在很大程度上是她努力的结果。