completely exhausted or near collapse
पूरी तरह से थका हुआ या गिरने के करीब (puri tarah se thaka hua ya girne ke kareeb)
"After working 18 hours straight, I was on my last legs."
"18 घंटे लगातार काम करने के बाद, मैं अपने आखिरी दम पर था।" (18 ghante lagatar kaam karne ke baad, main **apne aakhri dam par tha**.)
to be accountable for something you did or are in charge of.
to work extremely fast and efficiently on programming
very tough and determined
learning through difficult life experiences
to gradually become less strong or intense
to have confidence in your abilities or opinions