不止学习中文还学习英文，studying both English and Chinese

this is a more detailed description, thank you.

而 。。。both, and...

不但学中文而且学英文，studying both English and Chinese

I think add the red words will be better, thank u .

regards to u

而 。。。both, and...

学中文而学英文，studying both English and Chinese

学习中文和英语

más breve

不但学习中文，而且学习英文

studying both English and Chinese