Ключевые слова: academic, audience, background, business, businessman, center, coach, coaching, conference, congress, consultant, copyspace, corporate, education, entrepreneur, equipment, event, explaining, forum, hall, international, lecture, lecturer, male, man, manager, meeting, mic, microphone, orator, people, person, podium, politician, presentation, presenting, public, screen, seminar, speaker, speaking, speech, stage, talk, talking, teaching, training, university, unrecognizable, workshop,