Audience listens to the speech of the lecturer in the conference hall
Schlüsselwörter
head,
back,
audience,
business,
businessman,
conference,
congress,
convention,
corporate,
education,
event,
forum,
group,
indoor,
lecture,
manager,
meeting,
participant,
people,
presentation,
professional,
public,
seminar,
teaching,
training,
workshop,
sitting,
speech,
silhouette,
dark,
light
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