As a Noun:
1. A round object onto which film can be wound, especially before it is put in a projector. English = spool, reel.
2. A machine that turns a spool of film and projects the film onto a screen or wall. English = projector.
3. A person whose job is to work a projector, for example in a cinema. English = projectionist.
As a Verb or Adjective:
1. To operate a projector.