to begin working with the intention of achieving something
comenzar a trabajar con la intención de lograr algo (comenzar a trabajar con la intencion de lograr algo)
"She set out to improve her public speaking skills this year."
"Ella set out to mejorar sus habilidades de hablar en público este año." (Ella **set out to** mejorar sus habilidades de oratoria este ano)
to attribute something to a cause
to make something more environmentally friendly
to concentrate your attention or energy on something
to calm yourself by breathing slowly during fear or anxiety
to focus attention or effort on something specific
to miss or overlook something accidentally