Ptt 大爆卦 | 兒童牙齒有幾顆 - 前往 https://zh-cn.facebook.com/taiwan.implant/photos/%E8%AA%8D%E8%AD%98%E6%88%91%E5%80%91%E7%9A%84%E7%89%99%E9%BD%92%E6%82%A8%E7%9F%A5%E9%81%93%E4%B9%B3%E7%89%99%E6%9C%89%E5%B9%BE%E9%A1%86%E6%81%86%E7%89%99%E6%9C%89%E5%B9%BE%E9%A1%86%E5%97%8E-%E5%B9%BC%E5%85%92%E5%BE%9E%E7%B4%84-6-%E5%80%8B%E6%9C%88%E5%A4%A7%E5%B0%B1%E9%96%8B%E5%A7%8B%E8%90%8C%E7%99%BC%E4%B9%B3%E7%89%99%E7%94%B1%E4%B8%8B%E9%A1%8E%E5%89%8D%E9%96%80%E9%BD%92%E5%85%88%E8%90%8C%E7%89%99%E7%B4%84-%E8%87%B32-%E6%AD%B2%E5%8D%8A%E6%99%82%E9%95%B7%E5%AE%8C-20-%E9%A1%86%E4%B9%B3%E7%89%99%E4%B8%8A%E6%8E%92-10-%E9%A1%86%E4%B8%8B%E6%8E%92-10-%E9%A1%86%E5%85%92/1387276877956969/

你即將離開本站

並前往https://zh-cn.facebook.com/taiwan.implant/photos/%E8%AA%8D%E8%AD%98%E6%88%91%E5%80%91%E7%9A%84%E7%89%99%E9%BD%92%E6%82%A8%E7%9F%A5%E9%81%93%E4%B9%B3%E7%89%99%E6%9C%89%E5%B9%BE%E9%A1%86%E6%81%86%E7%89%99%E6%9C%89%E5%B9%BE%E9%A1%86%E5%97%8E-%E5%B9%BC%E5%85%92%E5%BE%9E%E7%B4%84-6-%E5%80%8B%E6%9C%88%E5%A4%A7%E5%B0%B1%E9%96%8B%E5%A7%8B%E8%90%8C%E7%99%BC%E4%B9%B3%E7%89%99%E7%94%B1%E4%B8%8B%E9%A1%8E%E5%89%8D%E9%96%80%E9%BD%92%E5%85%88%E8%90%8C%E7%89%99%E7%B4%84-%E8%87%B32-%E6%AD%B2%E5%8D%8A%E6%99%82%E9%95%B7%E5%AE%8C-20-%E9%A1%86%E4%B9%B3%E7%89%99%E4%B8%8A%E6%8E%92-10-%E9%A1%86%E4%B8%8B%E6%8E%92-10-%E9%A1%86%E5%85%92/1387276877956969/

由下顎前門齒先萌牙，約至2 歲半時長完20 顆乳牙（上排10 顆

認識我們的牙齒：您知道乳牙有幾顆?恆牙有幾顆嗎? ... 下排10 顆)。兒童大約從6歲開始換牙，到12 歲左右長完28 顆恆牙，而最後的4 顆智齒（上下左右各一顆），則到17...

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