引言
在英语学习过程中,improve on 和 improve in 是两个容易混淆的表达。虽然它们都含有“改进”或“提高”的意思,但使用场景和搭配对象有所不同。本文将详细解析两者的区别,并提供实用例句。
improve in 的用法
improve in 通常用于表示某人在某个领域、技能或方面取得进步。其后接的是“领域”或“能力”。
- She has improved in math this semester.
- He is trying to improve in public speaking.
- Our team has improved in customer service.
结构:主语 + improve in + [名词(表示领域/技能)]
improve on 的用法
improve on 表示对某个已有的事物、方法、作品等进行改进或优化,使其变得更好。强调“在原有基础上提升”。
- The new model improves on the previous version with better battery life.
- Can we improve on this design?
- She improved on her original plan by adding more details.
结构:主语 + improve on + [已有事物/方案/作品等]
对比总结
- improve in → 指“在某方面进步”,主语通常是人;
- improve on → 指“对某物进行改进”,主语可以是人或新版本/新方案;
- 不要混淆:❌ “I improved on English”(错误)→ ✅ “I improved in English”。
小测试(自测理解)
试着填空:
- They hope to ________ last year’s sales figures. (improve on / improve in)
- My writing has really ________ since I started taking the course. (improved in / improved on)
答案:1. improve on;2. improved in