to lose energy or enthusiasm
потерять энергию или энтузиазм (poteriat energiyu ili entuziazm)
"After working all day, I completely ran out of steam."
"После целого рабочего дня я полностью выдохся." (posle tselogо rabochego dnya ya polnostyu vydokhsya)
to feel dizzy or stunned, often after being hit
you’ll have another chance in the future
proven effective through experience or hardship
permission to start or go ahead with something
to feel comfortable and relaxed as if you were at home
a clever and intelligent person