to support opposing parties to gain advantage
поддерживать противоположные стороны, чтобы получить преимущество (podderzhivat' protivopolozhnyye storony, chtoby poluchit' preimushchestvo)
"Some lobbyists are known to play both sides of the issue."
"Некоторые лоббисты известны тем, что играют на обеих сторонах вопроса." (Nekotoryye lobbisty izvestny tem, chto igrayut na obekh storonakh voprosa)
to be tough in making a deal or negotiation
to be honest and direct
to feel slightly ill
to change and adapt as things in society or technology chang...
free from worries or problems
to organize or finish something neatly