I found that the film improved on the book.我觉得这部电影比原著好看。

He will be aiming to improve on last year's winning time of 10.3 sec.他将计划刷新去年10.3秒的获胜成绩。

He must give Sotheby's 30 days to match or improve on any offer that he accepts.他必须给苏富比30天时间以给出与他所能接受报价相同或更高的报价。