黑板上手写粉笔公式、图表和绘图，学习、学校、教育的概念
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黑板上手写粉笔公式、图表和绘图，学习、学校、教育的概念
黑板上手写粉笔公式、图表和绘图，学习、学校、教育的概念画面中手在黑板上用粉笔书写着公式、绘制着图表和图形，体现了学校教育中学习、研究物理等学科的情景，以及知识的传授和获取。
- 素材ID：712730826举报
- 格式：JPG
- 作者：Orxan
- 尺寸：S1000 x 561px · 35 x 19cm · 72dpiM2300 x 1292px · 81 x 45cm · 72dpiL4000 x 2247px · 33 x 19cm · 300dpiF5824 x 3264px · 49 x 27cm · 300dpi
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