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🤐 衣服上的神奇小牙齒:拉鍊是怎麼咬合在一起的?

The tiny teeth on your clothes: How do zippers work?🧠 好奇問題:為什麼輕輕一拉,拉鍊上的小牙齒就會乖乖排好隊,把衣服關起來呢?🎧 這一集在聊什麼:我們會一起探索拉鍊的小秘密,看看一百多年前的人是怎麼發明它的。你還會發現,原來拉鍊不只可以用在日常用品,連太空衣和潛水艇也需要它喔!👦👧 適合誰收聽:適合國小生收聽,也很適合爸媽陪孩子一起聽、一起討論。🎙️ 節目介紹:這裡是《你想學什麼呢?》,一個用簡單、有趣的方式,陪孩子探索世界各種為什麼的 Podcast。🧠 Curiosity question:Why do the tiny teeth on a zipper line up so perfectly to close your clothes with just one quick pull?🎧 What this episode is about:We will explore the secret world of zippers and learn how they were invented over a hundred years ago. You will also discover how zippers are used on everything from everyday backpacks to…

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