It's important to study hard, but don't overdo it.

刻苦学习很重要，但不要超过极限。

《柯林斯英汉双解大词典》

Don't overdo it or be fake about it.

不要做得太过，也不要伪装。

youdao

Versatility is another of your strong points, but don't overdo it by having too many irons in the fire.

你还有一个长处是多才多艺， 但不要揽事太多而太露锋芒。

《新英汉大辞典》

So the key is to find what you love to do, do it, but don't overdo it.

所以重要的是找你喜欢做的，好好做，但不要过度。

健康生活 - SpeakingMax英语口语达人

Some women tend to overdo it, because they don't tone down the rest of their makeup.

WSJ: Very Bright Lipstick, All the Time

If you overdo it, however, there are thousands of ways to regain your footing.

FORBES: 3 More Reasons Men Out Earn Women

The price, if they overdo it, may indeed be somewhat higher inflation in two years' time.

ECONOMIST: Interest rates