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【老肉实验室】气球被手指一碰就爆炸！这是怎么回事呢？
我用手指轻轻一碰，就戳破了气球！难道是有什么魔力？看了本期视频就知道答案啦！
那些神奇的科学小实验12/13
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我用手指轻轻一碰，就戳破了气球！难道是有什么魔力？看了本期视频就知道答案啦！
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