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Professor Writes On Blackboard - from the filmpac collection
the hand writes on the blackboard a formula / the solution to the equation on the Board
the hand writes on the blackboard a formula / the solution to the equation on the Board
A Teacher writes on a blackboard at english class
the hand writes on the blackboard a formula / the solution to the equation on the Board
Education on the chalk board in a classroom
Close up of a teacher's hand writing on a chalk board. Great video for school, learning projects or your education

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25774394
视频 说明

库存 视频 编号:25774394

手在黑板上写一个公式/板上方程式的解决方案

视频 格式

帧率

  • 25fps

时长

  • 0:15

视频 投稿者

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