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左刷刷右刷刷，看看敦煌壁画里古人如何刷牙_史话选粹_中国甘肃网

在我国古代，人们生活中是否也清洁牙齿？用的又是何种工具呢？在敦煌莫高窟的众多壁画中，人们发现在多达14个洞窟中的壁画上，竟然绘制有刷牙图。 ....

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