英汉解释

n. 改进，改善

同义词

n. advance，betterment，melioration

反义词

n.   declination，decline

参考例句

1. Problems Are the Seeds for Improvement!
问题是进行改进的萌芽！
2. Improvement or cure?
改善或治愈？
3. Production of epichlorohydrin and its method of technics improvement were introduced.
介绍了环氧氯丙烷的生产及工艺改进的方法。

英英解释

n.
  1. the act of improving something
  2. a change for the better; progress in development
  3. a condition superior to an earlier condition

网络释义

Improvement
改善; 改良; 改进; 好转;
proposal improvement
提案改善; 提案改良; 提案改善 本文章来自：博研联盟论坛;
Soil improvement
土壤改良;
soil improvement
土质改良; 改进; 地基改良 地盘改良; 地基加强;
land improvement
土地改良; 土地改造投资; 土地改良 土地改良; 土地改良投资;