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STEM奇妙科学课

1 Season
52 Episode

STEM奇妙科学课 - Season 1 Episode 4 用空气罩打捞水底的鸡蛋


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48 minutes 2025 HD

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让我们自己动手做一个“空气罩”打捞水底的鸡蛋。原来在空气的帮助下,空气罩能让水下的东西浮到水面上,潜水员因此可以在水下开展工作。

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