4K 一名少女与一名印度籍工作人员在校园小径上行走，工作人员在交谈时轻触她的肩膀，并使用平板电脑寻求帮助 影视素材 一名少女与一名印度籍工作人员在校园小径上行走，工作人员在交谈时轻触她的肩膀，并使用平板电脑寻求帮助 影视素材
HD Focused young female teen student making notes in copybook 影视素材 Focused young female teen student making notes in copybook 影视素材
4K Female teen blue shirted meditating on pink mat turf with white markings holding mudra for calm outdoor field grass sunlight yoga 股票视频 Female teen blue shirted meditating on pink mat turf with white markings holding mudra for calm outdoor field grass sunlight yoga 股票视频
4K Diverse classmates female teen typing on laptop in class after glancing at screen to finish work diverse classmates female teen 股票视频 Diverse classmates female teen typing on laptop in class after glancing at screen to finish work diverse classmates female teen 股票视频
4K Female teen students with science teacher scooping pouring into blue beaker at school lab for demo female teen students with 股票视频 Female teen students with science teacher scooping pouring into blue beaker at school lab for demo female teen students with 股票视频
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