young teacher showing board giving virtual lecture diverse students |
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| navigate by keyword : beautiful call chat class college conference course distance education elearning explaining eyeglasses filming headphones home internet learning lecture lockdown math mathematics meeting network online quarantine recording school shooting smartphone student study talking teacher teaching technology training tutorial university video virtual webinar whiteboard woman work |
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| Videoconference And Training. Class of diverse students learning remotely online using web app. Female teacher in headset providing lesson looking at pc screen, recording video on cellphone on tripod |
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