People at the conference
Schlüsselwörter
adult,
advice,
conference,
education,
event,
explaining,
indoor,
listening,
meeting,
people,
presentation,
prof,
backview,
seminar,
speaker,
person,
audience,
back,
congress,
hall,
multimedia,
participant,
pass,
dais,
public,
to sit,
blur,
chair,
screen,
projector,
display,
graph,
diagram,
chart,
schedule
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