Spanish translation: acceder, penetrar, adentrarse
Definition: to start working in a new area of business or occupation or interest
Used in sentences:
He was able to break into the wine market and became very successful.
How do I break into acting?
We need to find a way to break into that very profitable sector.
Related words or phrases: start something new, get into a new activity
Fun fact: Break into is also related to robbing or stealing. You break into a house to steal something. Some phrasal verbs can have lots of meaning!