to attend a meeting or class without participating actively
assister à une réunion ou à un cours sans participer activement (assister a une reunion ou a un cours sans participer activement)
"He was allowed to sit in on the meeting as an observer."
"Il a été autorisé à assister à la réunion en tant qu'observateur." (Il a ete autorise a assister a la reunion en tant qu'observateur)
to increase production capacity significantly
to grow or expand rapidly
to make an error while speaking or reading
to become overly excited or enthusiastic
to think deeply about your emotions, actions, or experiences
to lose focus or stop paying attention