improve/Imˋpruv; Imˈpruːv/v [I,T] to become better, or to make something better 变得更好﹔改进﹐提高: Her German is improving. 她的德语水平在提高。The school needs to improve its exam results. 这所学校得提高其考试成绩。greatly/significantly/dramatically improve The situation improved dramatically. 局面大有改观。 —improved adj : new improved materials 改良过的新材料improve on/upon sthphr v to do something better than before 改进﹔超过: I improved on my 2:17:22 time from last year. 我超过了自己去年 2 小时 17 分 22 秒的成绩。