improvement的例句

improvement 的相关例句:

71.	a significant improvement
	重大改进
72.	steady improvement
	稳步的改善
73.	substantial improvement
	重大的改善
74.	vast improvement
	巨大的改进
75.	vocabulary improvement
	词汇量的扩大
76.	improvement of health
	健康的好转
77.	improvement of soil
	土壤改良
78.	the improvement of an opportunity
	对一个机会的利用
79.	improvement on traffic service
	交通设施的改善
80.	improvement through breeding
	通过选种繁殖进行的改良