To move up to higher positions through hard work and experience.
Ascender a posiciones más altas mediante trabajo duro y experiencia. (ascender a posiciones mas altas mediante trabajo duro y experiencia)
"He climbed the ranks from an intern to a manager in five years."
"Él ascendió de interno a gerente en cinco años." (El ascendio de interno a gerente en cinco anos)
to refresh one’s mind or body after inactivity
A person who behaves unpredictably and may cause problems.
to be nervous, tense, or irritable
economic growth benefits everyone; a general improvement in...
to start something new that others begin to follow
in a difficult or tricky situation