[1997年][ETV]小學六年級常識科 - 齒輪和滑輪 Part 2
6:16
Added: 2 years ago
From: cityalan465
Views: 4,404
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  • 太棒了 有翻譯!

    

    leolikesmonkey 6 months ago

  • This programme is year 1997 by RTHK.

    wangto040889 1 year ago

  • 由三菱電梯香港有限公司贊助(前身就係菱電升降機有限公司)

    mkky27 1 year ago

  • Comment removed

    mkky27 1 year ago

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