观看免费视频 Singing Fish Dissection

(117 MB) 添加日期30 Mar 2017 播放107次 机械 科学 社交 Technology Design
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Singing Fish Dissection

动画说明:

We are all Scientist! We love to explore, discover and disassemble! Watch Mr. O as he himself wonders what makes the singing fish come alive and how it works.

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