Ключевые слова: attention, briefing, broadcast, business, camera, coaching, conference, congress, convention, course, device, discussion, education, entrepreneur, event, explain, female, group, hall, instructor, lecture, lesson, listen, media, meeting, online, participants, people, phone, presentation, press, professional, public, record, recording, seminar, speaker, speech, student, study, symposium, talk, teach, technology, training, university, video, woman, work, workshop,