Ключевые слова: academic, academy, audience, briefing, business, businessman, chart, coaching, conference, conferencehall, congress, convention, conventioncenter, corporate, education, educator, entrepreneur, entrepreneurship, event, explaining, faculty, group, information, institute, lecture, lecturehall, listeners, man, manager, meeting, participants, people, podium, presentation, professional, public, screen, seminar, sitting, speaker, speech, study, summit, symposium, talk, teacher, teaching, training, university, workshop,