当effort译为“费力的事”、“艰难的尝试”、“有组织的活动”时，是可数名词，复数形式为efforts，常与all、these等修饰语连用。effort作为名词，还可译为努力、试图、尽力，是不可数名词。
effort的中文含义及双语例句
effort作为名词，含义有气力;努力;费力的事;艰难的尝试;试图;尽力;有组织的活动。复数形式为efforts。例句有：
1、You should put more effort into your work.
你应该更加努力地工作。
2、I didn't really feel like going out, but I am glad I made the effort .
我当时并不很想出去，不过我很庆幸还是出去了。
3、I'm afraid this essay is a poor effort.
很抱歉，这篇文章写得不好。
4、He made no effort to hide his disappointment...
他毫不掩饰失望之情。
5、She took a deep breath and sat up slowly and with great effort...
她深吸一口气，费力地慢慢坐起身来。
6、Even carrying the camcorder while hiking in the forest was an effort.
在森林中徒步旅行时，即便带的是便携式摄像机也非常费力。
7、I don't get lonely now because I make the effort to see people.
我现在不觉得孤独了，因为我尝试着与人交往。
8、Fortunately, the chore of leaf sweeping is well worth the effort.
幸运的是，干清扫落叶这个活儿是值得的。
9、They have not made any effort to integrate with the local community.
他们完全没有尝试融入本地社区。
10、He spared no effort to make her happy again.
为使她重新快乐起来，他想尽了办法。
