Ключевые слова: audience, auditorium, background, briefing, business, businessman, coaching, communication, conference, congress, convention, corporate, doctor, education, entrepreneur, event, explaining, forum, group, hall, hand, indoors, information, knowledge, leadership, lecture, listening, male, man, manager, medical, meeting, men, participants, people, person, podium, presentation, professional, public, seminar, speak, speaker, speech, talk, teaching, technology, training, tribune, woman,