科學豬
Wednesday, May 3, 2017 by JSDN
正確的施力方式,才能有效保護你的骨頭! 用這圖解就可以解釋為什麼有些人會閃到腰! 這玩具真是療癒啊!好口愛!
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Wednesday, May 3, 2017 by JSDN
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