bother (someone's) brains

Translations
напрягать мозги
You don't need to bother your brains with this problem.
Тебе не нужно напрягать свои мозги над этой проблемой.
Definitions
To trouble, disturb, or preoccupy someone's thoughts; to make someone think hard or worry about something.
Words
bother

verb
надоедать
someone

pronoun
кто-то
is

functional word
есть
brains

noun
мозги