improvement
n
1 [C, U] ~ (on/in sth) action or process of improving; state of being improved 改進; 改善; 改良
cause a distinct/significant/marked improvementin working conditions 使工作環境有明顯的[重大的/顯著的]改善
a slight, gradual, etc improvement in the weather 天氣的輕微的、 逐漸的...好轉
This year's car is an improvement on (ie is better than) last year's model. 今年的汽車是去年型號的改進型.
There is room for further improvement in your English. 你的英語尚有進一步提高的余地.
2 [C] addition or alteration that improves sth or adds to its value (改進某事物或提高其價值的)增加或修改
home improvements 住宅的裝修
[attrib 作定語]
a road improvement scheme 道路改善計畫.