有点儿忙不过来了。我正忙着给9个人做饭呢。

It's a bit hectic. I'm in the middle of cooking for nine people.

《柯林斯英汉双解大词典》

农场里的动物越来越多，我越要忙不过来了！

There are more and more animals. I am busy. help!

youdao

别再把额外的工作派给她了，她已经忙不过来了。

Don 't give her any extra jobs; she' s snowed under already.

youdao

and your boss comes to you with a very large project when you already have much work to do.

你的老板找到你，希望你参与一个大型项目，而你自己的工作已经快忙不过来了。

I think 课堂 - SpeakingMax英语口语达人