sit in

(idiomatic) To attend a class, educational presentation, meeting, etc. for one time, as a visitor.
To take part in a group musical performance, especially a jazz session, as a temporary guest.
To participate in a sit-in protest.

asistir de oyente

καταλαμβάνω

ocupar um prédio como protesto

Practica hablar y memorizar " sit in " y muchas otras palabras y oraciones en inglés .

Mostrar popularidad a lo largo del tiempo