to feel very happy and excited
чувствовать себя очень счастливым и взволнованным (chuvstvovat sebya ochen schastlivim i vzvolnovannim)
"After winning the match, he was walking on air."
"После победы в матче он был на седьмом небе от счастья." (posle pobedi v matche on bil na sedmom nebe ot schastya)
to not show your emotions in difficult situations
the economic factors affecting the supply and demand of good...
to make someone feel uncomfortable or afraid
Money is limited and must be earned; not easy to get.
to relax and do nothing
to follow the rules exactly