Phrasal Verbs Usando 'On' & 'Upon' - Esforzarse, arriesgarse o revelarse (activado)

to direct one's attention, energy, or efforts toward a particular goal, task, or objective

enfocarse en, centrarse en

to provide information to law enforcement or authorities about someone's actions, particularly illegal or unethical actions

delatar a, denunciar a

to demand something firmly and persistently

insistir en, exigir

to reveal information that was meant to be kept a secret

dejar escapar, revelar

to give away information one has obtained about someone, particularly to someone in authority

delatar, informar sobre

to watch an event or incident without getting involved

mirar

to secretly observe someone or something with the intention of gathering confidential or hidden information

vigilar a, espiar a

to focus one's effort, time, or attention on something in order to achieve a particular goal

trabajar en