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10岁小孩一共有多少颗牙齿
更新时间: 2020-11-04 00:00:00  

10岁小孩一般有24颗牙齿,如果有脱落的乳牙而且恒牙还没长,则应该少于这个数字。

牙齿是一种在很多动物上存在的结构,是人类、两栖类、爬行类、鸟类和高等哺乳动物咀嚼食物的器官。牙齿是人类身体最坚硬的器官。

关键词: 小孩 共有 多少 牙齿

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