1. S U 力气，努力　 (sth that needs) the use of physical strength or power of the mind; trying hard with mind or body
2. C 努力的尝试，尽力　 an attempt using all one's powers
3. C 努力的结果，成果；作品　 result of an attempt; works

　appreciate sb's ～　感谢某人的努力
　attempt ～s　作努力
　continue one's ～s　继续努力，再接再厉
　devote one's ～ to　把力量用于…，努力做…
　direct one's ～s to　把力量用于…，努力做…
　focus one's ～ on　对…集中力量
　lend one's ～　作出努力
　make an ～　尽力
　make every ～　尽一切努力，竭尽全力
　reward sb's ～　奖赏某人的努力
　spare no ～　不遗余力，尽力
　spend one's ～　作出努力
　take ～s　花费力气，作出努力
　waste one's ～　使努力白费，徒劳
　additional ～　格外的努力
　best ～s　全力，尽力，最大的努力
　common ～　共同努力
　every ～　一切努力
　fresh ～　新的努力
　further ～s　进一步的努力
　least ～　最小的力气
　many ～s　很多努力
　much ～　很多力量
　necessary ～　必要的努力
　past ～　过去的努力，以往的努力
　patient ～　坚持不懈的努力
　recent ～　近来的努力，近期的努力
　serious ～s　认真的努力
　single ～　真诚的努力，一心一意的努力
　special ～　特别的努力
　united ～　一致的努力
　useless ～　徒劳，白白努力
　wasted ～　白费劲
　human ～　人（类）的努力
　team ～　集体努力（的成果）
　after one's ～　经过努力后
　by one's ～s　靠努力
　with ～　费力地
　without ～　毫不费力地

　It doesn't need much effort.　那不需要太多的精力。
　A great deal of effort has gone into this exhibition.　为了这次展览投入了很大力量。
　His efforts were wasted.　他的努力都白费了。
　His efforts were much appreciated.　大家都夸他的努力。
　Finishing the work in one day was a very good effort.　在一天内完成这项工作是努力的结果。
　That's a good effort.　这事做得不错。
　We redouble our efforts for Manhan's release.　为了解救马汉，我们做了最大的努力。
　It was a real effort to stay awake through the film.　真要强打着精神才能看完整部电影。
　His effort to finish his work in one day failed.　他要在一天内完成其工作的努力白费了。
　His effort to reform her at length succeeded.　他要改造她的努力最终成功了。
　His maiden effort at authorship was a long tale.　他在写作生涯中的处女作是一部长篇故事。
　This is his effort at depicting the peasants.　这是他描写农民的作品。
　This is his maiden effort at depicting the soldier.　这是他描写战士的处女作。

 ♣ make efforts〔an effort, every effort〕
　作出努力　use of strength and energy to do sth
　The workers are making efforts to fulfil this year's plan.　工人们正在努力完成今年的生产计划。
　The prisoner made an effort to escape, but he couldn't climb the prison wall.　囚犯企图越狱，但是爬不上监狱的墙。
　I will make every effort to arrive on time.　我将尽一切努力准时到达。
 ♣ put effort into
　对某事付出很大力气　use of much strength and energy for sth
　He put a lot of effort into arranging the concert.　他为音乐会的筹备工作付出很大力气。
　We've put a great deal of time and effort into this project.　我们在这个项目上用尽全部心思。
 ♣ spare no effort
　不遗余力，尽力去做　try one's best
　They spared no effort to undermine the democratic life inside the party.　他们不遗余力地破坏党内的民主生活。
 ♣ with (an) effort
　努力地　hard
　With an effort, he restrained himself.　他努力克制自己。
　He spoke in English with effort.　他努力地用英语讲。
 ♣ without effort
　毫不费力地　without much strength and energy
　He lifted the rock without effort.　他毫不费力地举起了石头。

 ♣ effort(s), bid, endeavour(s), exertion(s), pain(s)
　这组词都可作“努力”解。其区别是：effort(s)着重指动作的本身；endeavour(s)着重作出努力的认真和决心；exertion(s)着重于动作的积极性或剧烈性；bid着重于为达到某种企图而作出的努力；pain(s)侧重为完成某事花费气力。例如：
　I will make a great effort to master English.　我会努力掌握英语。
　The cabinet is making all possible endeavours to bring about national economic stabilization.　政府内阁将尽最大努力使国家经济趋于稳定。
　I was quite hot and tired after all my exertions.　用力干后，我又热又累。
　Our Department is making a bid for the interdepartmental basketball championship.　我们系正力求夺取系际的篮球赛冠军。
　For thirty years, Teacher Liu has been taking great pains in educating us. 　30年来，刘教员一直劳心努力地教育我们。

1. 我会努力帮助你。
　［误］ I will do every effort to help you.
　［正］ I will make every effort to help you.
　［析］ effort表示“作出努力”时，须与make搭配，而不可与do搭配。
2. 尽力帮助他。
　［误］ Great efforts have been made to help him.
　［正］ Great effort has been made to help him.
　［析］ make与effort搭配用于被动结构时， effort多表示抽象的行为概念，是不可数名词。
3. 他们作出更大努力以加强团结。
　［误］ They make more efforts at〔in〕 strengthening unity.
　［正］ They make more efforts to strengthen unity.
　［析］ make efforts〔an effort〕后面通常跟动词不定式，而不能用"at〔in〕+动名词”形式。
4. 他费了很大劲才搬开那块石头。
　［误］ He took the rock away with big effort.
　［正］ He took the rock away with great effort.
　［析］ “很大的力气”可说great effort, a lot of effort，不可用big修饰effort.
5. 我费了很大劲，从人群中挤了出去。
　［误］ With a lot of efforts I edged my way out of the crowd.
　［正］ With a lot of effort I edged my way out of the crowd.
　［析］ with a lot of effort意为“费了很大气力”，但这里effort为不可数名词，词尾不可加s.
6. 他毫不费力地完成了工作。
　［误］ He finished the work without an effort.
　［正］ He finished the work without effort.
　［析］ without effort表示“毫不费力地”时， effort指“力气”，是不可数名词，不可以说without an effort，而在with effort中， effort前有时可加an.

　［同义词］ achievement, attempt, creation, deed, energy, struggle
　［词源］　古法语esfort<拉丁语fortis （力量）