lettura a convention,riunione,dibattito
Schlüsselwörter
congress,
lecturing,
person,
speaking,
at,
audience,
presentation,
meeting,
relation,
hall,
business,
listening,
learning,
classroom,
rank,
business,
conceptual,
insides,
digital,
speak,
man,
training,
mob,
idea,
learn,
teaching,
indoor,
lcd,
notebook,
speaker,
computer,
personnel,
people,
hand-held,
gift,
search,
science,
school,
corporation,
student,
success,
technology,
office,
college,
create,
go,
tell
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