- [uncountable]
the act of making something better; the process of something becoming better 改善；改进 The economy has shown significant improvement over the past 9 months. 在过去的9个月里，经济有了显著的改善。 We expect to see further improvement over the coming year. 我们期望来年会有更进一步的改善。 Sales figures continue to show signs of improvement. 销售额持续显示出增加的迹象。 There were areas that needed improvement. 有些领域需要改进。 - improvement in something
There is a need for continuous improvement in performance. 需要不断改进性能。 I think there is room for improvement in any organization. 我认为任何组织都有改进的余地。
Extra ExamplesTopics Change, cause and effectb1No improvement was found after the tenth day of treatment. 治疗 10 天后病情不见有任何好转。 The economy has experienced steady improvement. 经济有了稳步提高。 The improvement work to houses will create jobs. 房屋修缮工程将创造就业机会。 The new assessment system could pinpoint areas for improvement within the company. 新的评估系统能够准确指出公司哪些方面需要改进。 The proposed road improvement scheme involves bypassing several villages. 按照提出来的修缮计划，这条路要绕过几个村庄。 We have an ambitious improvement plan for the property. 对于这处房产，我们有一套雄心勃勃的修缮计划。
Oxford Collocations Dictionaryadjective- big
- considerable
- enormous
- …
- be
- constitute
- reflect
- …
- occur
- take place
- result from something
- …
- initiative
- plan
- programme/program
- …
- improvement in
- improvement on
- improvement over
- …
- an area for improvement
- an area of improvement
- room for improvement
- …
- [countable]
a change in something that makes it better; something that is better than it was before 改进处；改善的事物 a significant/dramatic improvement 显著的/戏剧性的进步 a slight/steady improvement 轻微的／稳定的提升 - improvement in something
There has been a marked improvement in the quality of teaching. 教学质量有了显著的提高。 The work should lead to an improvement in water quality. 这项工作应该会改善水质。 The decade saw vast improvements in cardiology techniques. 这十年见证了心脏病学技术的巨大进步。 - improvement to something
We have made some mechanical improvements to the car. 我们对汽车进行了一些机械改进。 - improvement on something
This is a great improvement on your previous work. 你的工作比先前有很大进步。 - improvement over something
The results are certainly an improvement over last year. 结果肯定比去年有所改善。
Extra ExamplesTopics Change, cause and effectb1We need to make further improvements. 我们需要进一步改进。 There have been significant improvements in construction safety in recent years. 近年来，建筑安全有了显著改善。 He made a steady improvement and was released within 10 days of admission. 他病情稳步好转，入院不到 10 天就出院了。 If suggested improvements are not carried out, we have the right to suspend the insurance cover. 如果不按要求进行改善，我们有权暂时停止保险。 Several improvements were made to the design during its production run. 在生产过程中对设计作了几处改进。 The club will spend £300 000 on ground improvements. 俱乐部将投资 30 万英镑用于运动场改造。 The drug produced an improvement in all but one case. 除一个病例外，其他人服用该药后病情都有所好转。 The latest figures are a slight improvement over last year's results. 最新的数字显示比去年的结果略有提高。 The new factory brought a huge improvement in working conditions. 新工厂在工作条件方面有了极大改善。 The players have shown a marked improvement in recent weeks. 选手们最近几个星期有明显进步。 Wholesalers reported an improvement in sales for the third quarter. 批发商宣布第三季度销售额有所提高。 With this exercise plan you will notice an enormous improvement in your stamina. 按照这个计划进行锻炼，你会发现自己的耐力大大提高。 improvements to the bus service 公共汽车服务的改善
Oxford Collocations Dictionaryadjective- big
- considerable
- enormous
- …
- be
- constitute
- reflect
- …
- occur
- take place
- result from something
- …
- initiative
- plan
- programme/program
- …
- improvement in
- improvement on
- improvement over
- …
- an area for improvement
- an area of improvement
- room for improvement
- …
Word Originlate Middle English emprowement (in the sense ‘profitable management or use; profit’), from Anglo-Norman French, from emprower (based on Old French prou ‘profit’, ultimately from Latin prodest ‘is of advantage’).