Usages of vrijwillig
Zij werken hier vrijwillig, ook al sponsoren veel bedrijven dit project.
They work here voluntarily, even though many companies sponsor this project.
Iedereen hielp vrijwillig mee, zodoende was het evenement een groot succes.
Everyone helped out voluntarily, consequently the event was a great success.
Elon.io is an online learning platform
We have an entire course teaching Dutch grammar and vocabulary.