Cách sử dụng
The expression "improve on" means to make something better than it was before. For example, if you are writing a story and you want to make it more interesting, you can improve on it by adding more details or creating a better plot. Or if you are playing a sport and you want to get better at it, you can improve on your skills by practicing more and learning new techniques. It's a useful expression to use when you want to make something better than it currently is.