→ 13, Cz7 → Empezar lección / Descargar tarjetas en MP3

término		definición
means saying or showing the opposite of something. empezar lección		to contradict zaprzeczający sprzeczny z przeczący He kept contradicting his teacher. The evidence is contradicting his story.
is not wanted because it causes problems or has negative qualities. empezar lección		undesirable + noun niepożądany niechciany This behavior is undesirable. We want to avoid undesirable effects.
As a noun, is something used to close or protect something, or it can be a marine animal means to close something tightly empezar lección		seal + object uszczelnić zapieczętować Please seal the envelope.

13, cz7