YOU SAID:

My friend Vali doesn't understand too much of this chemistry someone better serve him some cake and tea

INTO JAPANESE

私の友人Valiは、この化学のことをあまり理解していません。

BACK INTO ENGLISH

My friend Vali doesn't understand much about this chemistry.

INTO JAPANESE

私の友人Valiはこの化学についてあまり理解していません。

BACK INTO ENGLISH

My friend Vali doesn't understand much about this chemistry.