explicar
transitive verb
1. to explain (exponer, contar) ; to expound (teoría)
¿te importaría explicarme qué pasa? -> would you mind telling me o explaining what's going on?
explícame cómo funciona -> tell me how it works
2. to teach, to lecture in (enseñar)
explicarse
pronomial verb
1. to understand (comprender)
no me lo explico -> I can't understand it
2. to explain oneself (dar explicaciones)
a ver, explícate, ¿qué quieres decir con eso? -> come on, explain, what do you mean by that?
no sé si me explico -> do you know what I mean?
3. to make oneself understood (expresarse)