centrarse en bedeutet auf Englisch

focus [focussed, focussing, focusses]▼(transitive: to concentrate one's attention)
verb
[UK: ˈfəʊkəs] [US: ˈfoʊkəs]

center [centered, centering, centers]▼(concentrate on)
verb
[UK: ˈsen.tə(r)] [US: ˈsen.tər]