To start something that creates many new problems.
Начать что-то, что создаст много новых проблем. (Nachat' chto-to, chto sozdast mnogie novye problemy.)
"By questioning the policy, he opened a can of worms."
"Задав вопрос по политике, он открыл банку с червями." (Zadav vopros po politike, on **otkryl banku s chervyami**.)
the best of a group; the finest selection
to design or aim something for a particular group
to postpone something to a later time
it's not difficult to understand
to become friends again after a disagreement
to have an outburst of anger or frustration, often in a chil...