completely exhausted or near collapse
completamente exhausto o cerca del colapso (completamente exhausto o cerca del colapso)
"After working 18 hours straight, I was on my last legs."
"Después de trabajar 18 horas seguidas, estaba al borde de mis fuerzas." (Después de trabajar 18 horas seguidas, estaba **al borde de mis fuerzas**.)
to do something without knowing the outcome
Deeply thankful and appreciative.
to reach the intended audience effectively
to fail completely
to continue with determination despite obstacles
fixed and unchangeable