to make a process run more smoothly by helping it along or making it easier
сделать процесс более гладким, помогая ему или облегчая его (sdelat' protsess bolee gladkim, pomogaya yemu ili oblegchaya ego)
"Bribing officials is a common way to grease the wheels in international trade negotiations."
"Взятки чиновникам — это распространённый способ смазать колеса на международных торговых переговорах." (Vzyatki chinovnikam — eto rasprostranyonnyy sposob smazat' kolesa na mezhdunarodnykh torgovykh peregovorakh.)
to suddenly remember something
fixed and unchangeable
to not show your emotions in difficult situations
to cause someone to have a new thought or idea
feeling unhappy or irritable
to remain calm and not get too emotional