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趣味學習
9個針對學齡前和小學兒童的有趣的科學實驗
與您的孩子一起進行9項有趣的科學實驗,不僅能夠激發他們對科學的熱情,還能學習有用的知識。
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>> Saving a baby falling from the 12th floor of the apartment building,
a real-life superhero appears