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Distant learning. Focused preteen schoolboy in wireless headphones sit at home workplace by laptop take notes of video class lesson. Tween boy studying remotely engaged in elearning via conference app

视  频 ID：  1089117005
版      权：  fizkes
视频长度：  0:07
横纵比率：  1.90:1
所属分类：  科技 教育 
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