用太陽能煮荷包蛋-To use solar power to cook an egg
2:23
Added: 4 years ago
From: didonmon
Views: 15,017
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  • 人看不到 但機器不一定看不到....別忘了是用相機拍的

    aeiou5403123 2 years ago 2

  • 拜託

    紫外線是看不到的

    是彩虹紫色以外的光線

    你怎麼能看得到？

    carefree27road 2 years ago

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