estaban editando
-they/you were publishing
Imperfecto progresivo para el sujeto ellos/ellas/ustedes del verbo editar.

editar

Hace cinco años estaban editando el periódico de la escuela.
Five years ago, half of them were editing their college newspapers.
Era imposible saber si estaban editando videos, jugando juegos de video, o comunicándose con mensajes instantaneos con sus amigos o con sus colegas.
It was impossible to tell if they were editing videos, playing video games, or instant-messaging their friends or co-workers.
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