物理的樂趣與應用（精采片段3）
8:52
Added: 3 years ago
From: oah668
Views: 8,418
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  • 3:30 说得是压强吧

    laowai121 2 years ago

  • ㄣ?可能我們的用語不太一樣！歡迎一起來看其他影片！

    oah168 2 years ago

  • thanks for the useful knowledge :)

    dddpic 2 years ago

  • 不客氣,也歡迎一起來看其他影片喔!

    oah668 2 years ago

  • 好酷!

    wfkara 3 years ago

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