People present in the hall carefully follow the presentation on the screen
Palabras clave
people,
hall,
presentation,
screen,
audience,
watching,
listening,
conference,
seminar,
meeting,
event,
lecture,
business,
corporate,
gathering,
technology,
education,
learning,
sharpened,
concentration,
interest,
speaker,
presenter,
visual,
display,
projection,
slideshow,
participant,
indoor,
room,
professional,
formal,
engagement,
interaction,
discussion,
note,
writing,
photograph,
capture,
attention,
quiet,
atmosphere
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