im‧prove S2 W1 / ɪmpruv / 动词

[不及物和及物动词] to make something better, or to become better :

a course for students wishing to improve their English

The doctors say she is improving (= after being ill ) .

You could use the money for improving your home.

Many wines improve with age (= get better as they get older ) .

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In everyday English, people often say something gets better rather than improves :

Her English is definitely getting better .

I hope things get better soon.

improve on/upon something 短语动词

to do something better than before or make something better than before :

Bertorelli has scored 165 points, and I don’t think anyone will improve on that.